Wyoming has half of its land federally owned and controlled.
It was half of the war. Without it, there was no war.
Half of it is owned by Iran, the other half is owned by the United Arab Emerites and Oman.
France ceded the western half of Louisiana to Spain in 1763, and the eastern half to Great Britain. France regained Louisiana secretly in 1800 and sold it to the US in 1803.
The Great State of Maine. Already the oldest state in the country, nearly half of Maine's population is projected to be 50+ years old by 2028.
Little San Salvador Island (or Half Moon Cay) is in the Bahamas
Mexico is a country because there are only 50 states meaning Mexico can't be a state. So Mexico is a country when way back they owned half of Texas and California so it was declared a state.
Some are owned by hospitals and others are owned by the physicians who treat patients in them; about half, however, are operated by investor-owned businesses.
Half of the Globe and Blackfriars theatres was owned by the brothers Richard and Cuthbert Burbage. The rest was owned by smaller shareholders including Shakespeare.
Alaska is the biggest state and covers like half of North America. Also, in 1964 Alaska had the biggest earthquake in America and even possibly the world.
About half
In general I'd say an Election. We also have a Referendum vote from time to time. In Australia we have a Federal system, so we have Federal, State and Local governments and their elections (and other complications like Half Senate and Double Dissolution Elections federally too).