When improvements become determined and fixed.
It can become magnetic in rain
Slavery was never legal in Oregon, so it never needed to become illegal.
Manifest destiny caused Oregon country to become a hot political issue.
1859
Auburn beat Oregon to become the 2010 national champions.
California then Oregon and then Washington.
What year did Oregon become?
1846
just acted dumb
1859
No. But you likely would not become elected.
Real property cannot become personal property except in very particular situations. See related question link below.