located_in_the_administrative_territorial_entity john johnson house 
The ___MASK71___ Valley is ___MASK15___ through which the ___MASK71___ River flows . By extension , this toponym is commonly used to refer to the Philadelphia metropolitan area (" the [ Lower ] ___MASK71___ Valley Metropolitan Area "), which straddles the Lower ___MASK71___ River just north of its estuary . A local ordinance is a law usually found in a code ___MASK89___ laws for a political division smaller than a state or nation , i . e ., a local government such as a municipality , county , parish , prefecture , " etc ." United States . In the United States , these laws are enforced locally in addition to state law and federal law . In states such as Connecticut , legislative bodies at the local level develop city and town ordinances to govern the public . The Eastern United States , commonly referred to as the American ___MASK38___ or simply the ___MASK38___ , is a region roughly coinciding with the boundaries of the United States established in the 1783 Treaty of Paris , which bounded the new country to the west along the Mississippi River . It is geographically diverse , spanning the Northeast and Southeast as well as the eastern part of the Central United States . The American Revolution was a political upheaval that took place between 1765 and 1783 during which colonists in the Thirteen American Colonies rejected the British monarchy and aristocracy , overthrew the authority ___MASK89___ Great Britain , and founded the ___MASK21___ . In the law regulating historic districts in the United States , a contributing property or contributing resource is any building , object , or structure which adds to the historical integrity or architectural qualities that make the historic ___MASK54___ , listed locally or federally , significant . Government agencies , at the state , national , and local level in the United States , have differing definitions ___MASK89___ what constitutes a contributing property but there are common characteristics . Local laws often regulate the changes that can be made to contributing structures within designated historic districts . The first local ordinances dealing with the alteration ___MASK89___ buildings within historic districts was in ___MASK64___ , ___MASK27___ in 1931 . The ___MASK71___ River is a major river on the Atlantic coast ___MASK89___ the United States . Its watershed drains an area ___MASK89___ in five U . S . states  ___MASK36___ , New Jersey , ___MASK7___ , Maryland and ___MASK71___ . Rising in two branches in ___MASK36___ state ' s Catskill Mountains , the river flows into ___MASK71___ Bay where its waters enter the Atlantic Ocean near Cape May in New Jersey and Cape Henlopen in ___MASK71___ . Not including ___MASK71___ Bay , the river ' s length including its two branches is . The ___MASK71___ River is one ___MASK89___ nineteen " Great Waters " recognized by the America ' s Great Waters Coalition . ___MASK64___ is the oldest and second - largest city in the U . S . state ___MASK89___ ___MASK27___ , the county seat ___MASK89___ ___MASK94___ , and the principal city in the ___MASK64___  ___MASK55___  Summerville Metropolitan Statistical Area . The city lies just south ___MASK89___ the geographical midpoint ___MASK89___ ___MASK27___ ' s coastline and is located on ___MASK64___ Harbor , an inlet ___MASK89___ the Atlantic Ocean formed by the confluence ___MASK89___ the Ashley and Cooper Rivers . ___MASK64___ had an estimated population ___MASK89___ 132 , 609 in 2015 . The population ___MASK89___ the ___MASK64___ metropolitan area , comprising Berkeley , ___MASK64___ , and ___MASK3___ Counties , was counted by the 2015 estimate at 727 , 689  the third - largest in the state  and the 78th - largest metropolitan statistical area in the United States . A National Historic Landmark ( NHL ) is a building , ___MASK54___ , object , site , or structure that is officially recognized by the United States government for its outstanding historical significance . ___MASK89___ over 85 , 000 places listed on the country ' s National Register ___MASK89___ Historic Places , only some 2 , 500 are recognized as National Historic Landmarks . The Underground Railroad was a network ___MASK89___ secret routes and safe houses established in the United States during the early - to - mid 19th century , and used by African American slaves to escape into free states and Canada with the aid ___MASK89___ abolitionists and allies who were sympathetic to their cause . The term is also applied to the abolitionists , both black and white , free and enslaved , who aided the fugitives . Various other routes led to ___MASK45___ or overseas . An earlier escape route running south toward Florida , then a Spanish possession , existed from the late 17th century until shortly after the American Revolution . However , the network now generally known as the Underground Railroad was formed in the early 1800s , and reached its height between 1850 and 1860 . One estimate suggests that by 1850 , 100 , 000 slaves had escaped via the " Railroad ". ___MASK50___ ( French : ) is a country in the ___MASK43___ half of North America . Its ten provinces and three territories extend from the Atlantic to the Pacific and northward into the Arctic Ocean , covering , making it the world ' s second - largest country by total area and the fourth - largest country by land area . ___MASK50___ ' s border with the United States is the world ' s longest land border . The majority of the country has a cold or severely cold winter climate , but southerly areas are warm in summer . ___MASK50___ is sparsely populated , the majority of its land territory being dominated by forest and tundra and the Rocky Mountains . About four - fifths of the country ' s population of 36 million people is urbanized and live near the southern border . Its capital is ___MASK77___ , its largest city is Toronto ; other major urban areas include Montreal , Vancouver , ___MASK31___ , Edmonton , ___MASK4___ City , Winnipeg and Hamilton . ___MASK6___ is the largest city in the Commonwealth ___MASK89___ ___MASK7___ and the fifth - most populous city in the United States , with an estimated population ___MASK89___ 1 , 567 , 442 and more than 6 million in the seventh - largest metropolitan statistical area , . ___MASK6___ is the economic and cultural anchor ___MASK89___ the Delaware Valleya region located in the Northeastern United States at the confluence ___MASK89___ the Delaware and Schuylkill rivers with 7 . 2 million people residing in the eighth - largest combined statistical area in the United States . ___MASK45___ (, modern Nahuatl ), officially the United Mexican States , is a federal republic in the southern half of North America . It is bordered to the north by the United States ; to the south and west by the Pacific Ocean ; to the southeast by Guatemala , Belize , and the ___MASK16___ Sea ; and to the east by the Gulf of ___MASK45___ . Covering almost two million square kilometers ( over 760 , 000 sq mi ), ___MASK45___ is the sixth largest country in the Americas by total area and the 13th largest independent nation in the world . With an estimated population of over 120 million , it is the eleventh most populous country and the most populous Spanish - speaking country in the world while being the second most populous country in Latin America . ___MASK45___ is a federation comprising 31 states and a federal district that is also its capital and most populous city . Other metropolises include Guadalajara , Monterrey , Puebla , ___MASK72___ , Tijuana and León . The National Register ___MASK89___ Historic Places ( NRHP ) is the United States federal government ' s official list ___MASK89___ districts , sites , buildings , structures , and objects deemed worthy ___MASK89___ preservation . A property listed in the National Register , or located within a National Register Historic District , may qualify for tax incentives derived from the total value ___MASK89___ expenses incurred preserving the property . The Northeastern United States , also referred to as the American Northeast or simply the Northeast , is a geographical region ___MASK89___ the ___MASK21___ bordered to the north by Canada , to the east by the Atlantic Ocean , to the south by the Southern United States , and to the west by the Midwestern United States . The Northeast is one ___MASK89___ the four regions defined by the Census Bureau for the collection and analysis ___MASK89___ statistics . The Census Bureau - defined region has a total area ___MASK89___ with ___MASK89___ that being land mass . Though lacking a unified cultural identity , the Northeastern region is the nation ' s ___MASK74___ economically developed , densely populated , and culturally diverse region . Of the nation ' s four census regions , the Northeast is the second ___MASK74___ urban , with 85 percent ___MASK89___ its population residing in urban areas , led by the West with 90 percent . The John Johnson House ( also known as the Johnson House ) is a National Historic Landmark in the Germantown section ___MASK89___ Philadelphia , significant for its role in the antislavery movement and the Underground Railroad . It is located at 6306 Germantown Avenue and is a contributing property ___MASK89___ the Colonial Germantown Historic District , which is also a National Historic Landmark . It is operated today as a museum open to the public . A historic ___MASK54___ or heritage ___MASK54___ is a section ___MASK89___ a city which contains older buildings considered valuable for historical or architectural reasons . In some countries , historic districts receive legal protection from development . The Colonial Germantown Historic ___MASK54___ is a designated National Historic Landmark ___MASK54___ in the Germantown and ___MASK91___ neighborhoods of Philadelphia , ___MASK7___ along both sides of Germantown Avenue . This road followed an Indian path from the Delaware River just north of Old City Philadelphia , through Germantown , about 6 miles northwest of Center City Philadelphia , and on to Pottstown . Settlement in the Germantown area began , at the invitation of William Penn , in 1683 by Nederlanders and Germans under the leadership of Francis Daniel Pastorius fleeing religious persecution . Francis Daniel Pastorius ( September 26 , 1651  c . 1720 ) was a German born educator , lawyer , poet , and public official . He was the founder ___MASK89___ Germantown , ___MASK7___ , now part ___MASK89___ Philadelphia , the first permanent German - American settlement and the gateway for subsequent emigrants from Germany . Early life . Franz Daniel Pastorius was born at Sommerhausen in the German Duchy ___MASK89___ Franconia , to a prosperous Lutheran family . He received a Gymnasium education in Windsheim ( also in Franconia ), where his family moved in 1659 . He was trained as a lawyer in some ___MASK89___ the best German universities ___MASK89___ his day , including the University ___MASK89___ Altdorf , the University ___MASK89___ Strasbourg and the University ___MASK89___ Jena . He started his practice in Windsheim and continued it in Frankfurt - am - Main . He was a close friend ___MASK89___ the Lutheran theologian and Pietist leader Philipp Jakob Spener during the early development ___MASK89___ Spener ' s movement in Frankfurt . From 1680 to 1682 , he worked as a tutor accompanying a young nobleman during his Wanderjahr through Germany , England , France , Switzerland and the Netherlands . ___MASK7___ ( ___MASK7___ German : " Pennsylvaani "), officially the Commonwealth of ___MASK7___ , is a state located in the northeastern and Mid - Atlantic regions of the United States . The Appalachian Mountains run through its middle . The commonwealth borders Delaware to the southeast , Maryland to the south , West Virginia to the southwest , Ohio to the west , Lake Erie and the Canadian province of Ontario to the northwest , New York to the north , and New Jersey to the east . William Penn ( 14 October 1644  30 July 1718 ) was an English real estate entrepreneur , philosopher , early Quaker , and founder ___MASK89___ the Province ___MASK89___ ___MASK7___ , the English North American colony and the future Commonwealth ___MASK89___ ___MASK7___ . He was an early advocate ___MASK89___ democracy and religious freedom , notable for his good relations and successful treaties with the Lenape Native Americans . Under his direction , the city ___MASK89___ Philadelphia was planned and developed .