On this day, June 16 ...

2015: Donald Trump launches his campaign to become president of the United States with a speech at Trump Tower in Manhattan.

Also on this day:

1858: Accepting the Illinois Republican Party's nomination for the U.S. Senate, Abraham Lincoln says the slavery issue has to be resolved, declaring, "A house divided against itself cannot stand."

1903: Ford Motor Co. is incorporated.

1911: IBM has its beginnings as the Computing-Tabulating-Recording Co., incorporated in New York state.

1963: The world's first female space traveler, Valentina Tereshkova, 26, is launched into orbit by the Soviet Union aboard Vostok 6.