On the cold, snowy night of March 5, 1770, a mob of American colonists gathers at the Customs House in Boston and begins taunting the British soldiers guarding the building. The protesters, who called themselves Patriots, were protesting the occupation of their city by British troops, who were sent to Boston in 1768 to enforce unpopular taxation measures passed by a British parliament that lacked American representation.

For the first time in U.S. history, the impeachment trial of an American president gets underway in the U.S. Senate. President Andrew Johnson, reviled by the Republican-dominated Congress for his views on Reconstruction, stood accused of having violated the controversial Tenure of Office Act, passed by Congress over his veto in 1867.

On March 5, 1929, David Dunbar Buick, the founder of the Buick Motor Company, dies in relative obscurity and meager circumstances at the age of 74. In 1908, Buick’s company became the foundation for the General Motors Corporation; however, by that time David Buick had sold his interest in the company.

In one of the most famous orations of the Cold War period, former British Prime Minister Winston Churchill condemns the Soviet Union’s policies in Europe and declares, “From Stettin in the Baltic to Trieste in the Adriatic, an iron curtain has descended across the continent.” Churchill’s speech is considered one of the opening volleys announcing the beginning of the Cold War.

Moments before he was shot to death by a soldier of the Bolivian government, the revolutionary Ernesto “Che” Guevara told his executioner, “Shoot, coward! You are only going to kill a man!” Guevara died a short time later, on October 9, 1967 at the age of 39, but he was correct in his assertion that this would not be the end of his legacy. Today, that legacy almost always takes the form of a single photograph, Guerrillero Heroico, which some have called the most famous photograph in the world.

On March 5, 1966, Marvin Miller, the 48-year-old assistant to the president of the United Steelworkers of America, is elected the first full-time executive director of the Major League Baseball Players Association. Miller, whose role with the United Steelworkers of America included serving as lead negotiator, takes over at a time when the average yearly MLB player's salary is only $19,000 and the minimum salary is under $10,000. By the time Miller, a fierce advocate for MLB players, retires in 1982, the average salary for a player is $241,497.

The Dade County Sheriff’s Office issues an arrest warrant for Doors’ lead singer Jim Morrison. He is charged with a single felony count and three misdemeanors for his stage antics at a Miami concert a few days earlier.