In 1898, Spain declared war on the United States.
In 1916, the Irish Republican Brotherhood began the Easter Rising in Dublin, Ireland, seizing several key locations and proclaiming Irish independence.
In 1980, the United States launched Operation Eagle Claw, an unsuccessful attempt to free American hostages in Iran that resulted in the deaths of eight U.S. servicemen.
In 1990, the Hubble Space Teles…