May 25, 1861 – Pennsylvania militia seized John Merryman at his Maryland home for suspected secessionist activity. This provoked a controversial legal dispute between the
April 29, 1861 – Maryland legislators voted against secession after President Abraham Lincoln suspended the writ of habeas corpus in the area surrounding the state.
March 4, 1861 – Abraham Lincoln became the 16th U.S. president in Washington. President James Buchanan arrived at Willard’s Hotel at noon on a breezy,