The 10.3-cm observation of Sloanaker was made on May 20, 1958, using the 84-foot reflector at the Maryland Point Observatory of the U. S. Naval Research Laboratory.

The description of the car was immediately broadcast throughout Southern Maryland on police radio.

Secession sentiment was strong in Missouri and Maryland, but did not prevail ; Kentucky tried to be neutral.

John Merryman, a leader in the secessionist group in Maryland, petitioned Chief Justice Roger B. Taney to issue a writ of habeas corpus, saying holding Merryman without a hearing was unlawful.

Doubleday's purported invention of baseball was such a widely accepted belief in the late 19th century, that the legend was recorded on a Civil War monument in Maryland in 1897.

The first co-ed south Asian a cappella was Anokha, from the University of Maryland, formed in 2001.

The center for U. S. military biological warfare research was Fort Detrick, Maryland.

In 1995, Art Modell, who had purchased the Browns in 1961, announced he was relocating the team to Baltimore, 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 February 1918 he was transferred to Camp Meade in Maryland with the 65th Engineers.

Schultz was born in Baltimore, Maryland.

The bar where legend says Poe was last seen drinking before his death still stands in Fells Point in Baltimore, Maryland.

Francis Scott Key was born to Ann Phoebe Penn Dagworthy ( Charlton ) and Captain John Ross Key at the family plantation Terra Rubra in what was Frederick County, Maryland ( now Carroll County, Maryland ).

Skinner and Key were there to negotiate the release of prisoners, one of whom was Dr. William Beanes, a resident of Upper Marlboro, Maryland who had been arrested after putting rowdy stragglers under citizen's arrest.

Frederick Augustus Washington Bailey, who later became known as Frederick Douglass, was born a slave in Talbot County, Maryland, between Hillsboro and Cordova, probably in his grandmother's shack east of Tappers Corner () and west of Tuckahoe Creek.

A directory editor was written for EXEC 8 at the University of Maryland, and was available to other users at that time.

The power delegated to the federal government was significantly expanded by the Supreme Court decision in McCulloch v. Maryland ( 1819 ), amendments to the Constitution following the Civil War, and by some later amendments — as well as the overall claim of the Civil War, that the states were legally subject to the final dictates of the federal government.

" He was discharged in 1946 and joined the Upper Atmosphere Rocket Program at the Johns Hopkins University Applied Physics Laboratory in Silver Spring, Maryland, working there until 1950.

He became a full professor at Maryland in 1959, and was chosen that year by the United States Junior Chamber of Commerce as one of the country's ten outstanding young men.

Adams's preamble was meant to encourage the overthrow of the governments of Pennsylvania and Maryland, which were still under proprietary governance.

In 1732 the proprietary governor of Maryland, Charles Calvert, 5th Baron Baltimore, signed a provisional agreement with William Penn's sons, which drew a line somewhere in between and renounced the Calvert claim to Delaware.

The southermost territories of the duke, roughly encompassing northern Delaware, were desired by Charles Calvert, Baron Baltimore, who sought to extend the reach of his proprietary Province of Maryland into the area.

* Phillip Calvert ( born c. early 17th century ), proprietary Governor of the colony of Maryland during a brief period in 1660 or 1661.

* Captain Charles Calvert ( 1680 – 1734 ), Governor of Maryland in 1720, at a time when the Calvert family had recently regained control of their proprietary colony.

* Benedict Leonard Calvert ( 1700 – 1732 ), the proprietary governor of the Maryland colony from 1727 through 1731, appointed by his brother, Charles Calvert, 5th Baron Baltimore.

In the event, Maryland was the only state that did not forcibly eject its last proprietary governor from office, choosing instead a formal and largely courteous transfer of power.

On June 20, 1632 Charles I of England granted the original charter for Maryland, a proprietary colony of about twelve million acres ( 49, 000 km² ), to Cæcilius Calvert ( Cecil ), 2nd Baron Baltimore in the Peerage of Ireland.

In 1689, Maryland Puritans, by now a substantial majority in the colony, revolted against the proprietary government, in part because of the apparent preferment of Catholics like Colonel Henry Darnall to official positions of power.

Up to the time of the American Revolution, Province of Maryland was one of two colonies that remained an English proprietary colony, Pennsylvania being the other.

The provinces of Maryland, Carolina and several other colonies in the Americas were initially established under the proprietary system.

Other areas, like Maryland and Carolina, were proprietary colonies, owned and operated by one or a few individuals.

Map of the Virginia colony showing its location relative to the proprietary colony of Maryland controlled by the Calvert family

With the support of the Virginia establishment, Claiborne made clear to Calvert that his allegiance was to Virginia and royal authority, and not to the proprietary authority in Maryland.

The Calvert family's dream of a haven in the Americas for Roman Catholics was at an end, and it would take an American Revolution and the overthrow of the Calvert proprietary government to restore religious tolerance to Maryland.

In his will, Frederick left his proprietary Palatinate of Maryland to his eldest illegitimate son, Henry Harford, then aged just 13.

In 1689, the transfer of Maryland from a proprietary colony to a royal colony temporarily quieted the disputes between the Lower House and the governor and council.

He was the second son of George Calvert, 1st Baron Baltimore, the first proprietary of the Province of Maryland.

It evolved from the upper house of the colonial assembly created in 1650 when Maryland was a proprietary colony controlled by Cecilius Calvert.

In 1776, following the signing of the Declaration of Independence and the outbreak of the American Revolutionary War, Maryland threw off proprietary control and established a new constitution.

Before 1774, all land in the American colonies could also be traced to royal grants, either a single enormous grant creating each proprietary colony ( e. g. Pennsylvania and Maryland ), or smaller direct grants within crown colonies ( e. g. Virginia ).

The king awarded the territories to the Duke of York ( later King James II ) the region between New England and Maryland as a proprietary colony ( as opposed to a royal colony ).

Charles II gave the region between New England and Maryland to his brother, the Duke of York ( later King James II ), as a proprietary colony.