On May 25, 1787, the Constitutional Convention began at Independence Hall in Philadelphia after enough delegates had shown up for a quorum.

In 1895, playwright Oscar Wilde was convicted of a morals charge in London.

In 1961, President John F. Kennedy told Congress: “I believe that this nation should commit itself to achieving the goal, before this decade is out, of landing a man on the moon and returning him safely to the earth.”

In 1992, Jay Leno made his debut as host of NBC’s “Tonight Show,” succeeding Johnny Carson.

In 2008, NASA’s Phoenix Mars Lander arrived on the Red Planet; the spacecraft confirmed the presence of water ice at its landing site.

In 2017, President Donald Trump rebuked fellow NATO members for failing to meet the alliance’s financial benchmarks.