May 3, 1947, Japan enacted its new constitution drafted by what foreign power?

What satellite technology became widely available with the flip of a switch by the White House on May 2, 2000?

What predecessor to the computer was built by an Italian inventor April 30, 1808?

The United States sent some 15 ships to invade what territory on April 27, 1813?

What catastrophic disaster in the Soviet Union occurred April 26, 1986?

Construction on what artificial waterway in North Africa began April 25, 1859?

What library was established April 24, 1800, that is now the world’s largest?

Canada’s first stamp, issued April 23, 1851, carries what image, instead of a monarch?

What occurred on April 22, 1989 in Beijing that helped spark the Tienanmen Square protests?

What did the United States forge for the first time on April 21, 1787?