sentences:  On June 17, 1865, President Andrew Johnson appointed Andrew Jackson Hamilton as the provisional civilian governor of the state and directed him to convene a constitutional convention restricted to loyal Americans.On March 15, 1866, the convention enacted an ordinance repealing the ordinance of secession.A referendum was held on June 25, 1866, pursuant to the laws then in force on March 29, for the ratification of the amendments proposed by the convention.