May 14
1643 – Four-year-old Louis XIV becomes King of France upon the death of his father, Louis XIII.
1787 – In Philadelphia, delegates convene a Constitutional Convention to write a new Constitution for the United States; George Washington presides.
1878 – The last witchcraft trial held in the United States begins in Salem, Massachusetts, after Lucretia Brown, an adherent of Christian Science, accused Daniel Spofford of attempting to harm her through his mental powers.