 Oregon also has a system of commissions, wherein private citizens are appointed by the governor and confirmed by the Senate; these commissions have the authority to hire and fire the heads of the agencies they govern, and must confirm changes to the permanent rules governing those agencies.In 1857, leaders of the Oregon Territory gathered at the Oregon Constitutional Convention and drafted a constitution for Oregon.On November 9, 1857, Oregon voters approved its first constitution that then became effective upon statehood on February 14, 1859.