|Louis XVI was accused of treason. A chest of letters that indicated court intrigue and communications with other European powers were found. On December 26, 1792 Louis XVI went on trail for treason, on January 15, 1793 the National Convention found him guilty of treason by a near unanimous vote. It then went on to vote the death penalty by a vote of 387 to 334. On January 21, 1793 the death sentence was carried out when the king was guillotined.