* The Great Wall – Delaware, New Jersey, Maryland, Virginia, New York, West Virginia, South Carolina

* 1788 – Maryland becomes the seventh state to ratify the Constitution of the United States.

* 1861 – American Civil War: Baltimore riot of 1861: a pro-Secession mob in Baltimore, Maryland, attacks United States Army troops marching through the city.

Between 2 and 4 September 2011 on labor day weekend, the Blue Angels flew for the first time with a 50 – 50 blend of conventional JP-5 jet fuel and a camelina-based biofuel at Naval Air Station Patuxent River airshow at Patuxent River, Maryland.

* Spencer Cone Jones ( 1836 – 1915 ), the President of the Maryland State Senate, Mayor of Rockville, Maryland

* Baltimore, Maryland ( 1890 – 1897 )

* 1963 – Pan Am Flight 214, a Boeing 707, is struck by lightning and crashes near Elkton, Maryland, United States, killing all 81 people on board.

* 1861 – President-elect Abraham Lincoln arrives secretly in Washington, D. C., after the thwarting of an alleged assassination plot in Baltimore, Maryland.

* 1904 – A fire in Baltimore, Maryland destroys over 1, 500 buildings in 30 hours.

* 1951 – Kathleen Kennedy Townsend, American politician, 6th Lieutenant Governor of Maryland

* 1729 – Foundation of Baltimore, Maryland.

In 1850 – 1851, he attended the Quaker-run Milton Boarding School for Boys located in Sparks, Maryland, and later St. Timothy's Hall, an Episcopal military academy in Catonsville, Maryland, beginning when he was 13 years old.

* 1987 – The 1987 Maryland train collision: An Amtrak train en route to Boston, Massachusetts from Washington, D. C., collides with Conrail engines in Chase, Maryland, killing 16 people.

* 1789 – Georgetown College, the first Catholic University in the United States, is founded in Georgetown, Maryland ( now a part of Washington, D. C .)

* 1877 – After rioting by Baltimore and Ohio Railroad workers and the deaths of nine rail workers at the hands of the Maryland militia, workers in Pittsburgh, Pennsylvania stage a sympathy strike that is met with an assault by the state militia.

* John Brown ( Maryland ) ( 1760 – 1815 ), U. S. representative ( DR-MD, 1809 – 1810 ))

Maryland Historical Magazine 71 ( Summer 1976 ): 113 – 33.

A Biographical Dictionary of the Maryland Legislature, 1635 – 1789.

* Southern-most point – Kablaké headland, Maryland Country

* One Charles Center – Office Tower, Baltimore, Maryland

* Highfield House Condominium | 4000 North Charles – Condominium Apartments, Baltimore, Maryland

These are New York, Pennsylvania, Michigan, Maryland, Missouri, New Jersey, Illinois and Minnesota.

That is larger by than the combined areas of Maine, Vermont, New Hampshire, Massachusetts, Rhode Island, Connecticut, New York, New Jersey, Pennsylvania, Delaware, Maryland and Virginia.

WBAL also feeds the games to a network of 43 stations, covering Washington, D. C. and all or portions of Maryland, Pennsylvania, Delaware, Virginia, West Virginia, and North Carolina.

* In Maryland and Pennsylvania:

** Cumberland Valley, in Pennsylvania and Maryland

It is bordered to the south and west by Maryland, to the northeast by New Jersey, and to the north by Pennsylvania.

Delaware is bounded to the north by Pennsylvania ; to the east by the Delaware River, Delaware Bay, New Jersey and the Atlantic Ocean ; and to the west and south by Maryland.

The Wedge of land between the northwest part of the arc and the Maryland border was claimed by both Delaware and Pennsylvania until 1921, when Delaware's claim was confirmed.

In time, projects were devised in Virginia, Maryland, Pennsylvania, and elsewhere. The modern Erie Canal has 34 locks, which are painted with the blue and gold colors of the New York State Canal System.

The federal army was too small to be used, so Washington invoked the Militia Act of 1792 to summon militias from Pennsylvania, Virginia, Maryland and New Jersey.

Hellbender species are present in a number of eastern states that stretch “ from southern New York to northern Georgia ,” including parts of Ohio, Pennsylvania, Maryland, West Virginia, Virginia, Kentucky, Illinois, Indiana, Tennessee, North Carolina, South Carolina, Alabama, Mississippi, Arkansas, Missouri, and even a small bit of Oklahoma and Kansas.

The hand-built prototype was completed in Butler, Pennsylvania, and driven to Camp Holabird, Maryland, for Army testing September 21st.

Virginia's land claims had partially overlapped with those by Connecticut, Pennsylvania, Maryland, and possibly others.

* 1738 – A treaty between Pennsylvania and Maryland ends the Conojocular War with settlement of a boundary dispute and exchange of prisoners.

Between 1907 and 1923, Newport News built six of the U. S. Navy's total of 22 dreadnoughts -- Delaware, Texas, Pennsylvania, Mississippi, Maryland, and West Virginia -- and all but the first would still be in active service in World War II.

It is sometimes considered as the western extension of the Mason – Dixon Line that divided Pennsylvania from Maryland, and thus part of the border between free and slave territory, and between the Northern and Southern United States or Upper South.

* 1767 – Surveying for the Mason – Dixon Line separating Maryland from Pennsylvania is completed.

Spiegel was born in Rockville, Maryland, and raised in Bethesda, Maryland and in Gulph Mills, Pennsylvania.

The Northeast Division consists of Connecticut, Delaware, Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, and Northern Virginia.

The cuisine of the Southern United States is defined as the historical regional culinary form of states generally south of the Mason Dixon Line dividing Pennsylvania from Maryland and Delaware as well as along the Ohio River, and extending west to southern Missouri, Oklahoma and Texas.

Other descendants live in various parts of the country, including Maryland, Pennsylvania, and Syracuse, New York.

Because of the high demand for slaves in the Deep South, free blacks were at risk of kidnapping, particularly in the border states of Pennsylvania, Maryland and Delaware.

Richard Rush of Pennsylvania, a representative of President Jackson who helped to present a compromise to both governors. On April 3, 1835, Jackson sent two representatives from Washington, D. C., Richard Rush of Pennsylvania and Benjamin Chew Howard of Maryland, to Toledo to arbitrate the conflict and present a compromise to both governments.