Not in my state (CA)!
Yes. Union members traditionally vote for Democrats. A notable exception is law enforcement unions, which usually vote for Replublicans. Of course, this is a generalization.
Union Jack is a noun.
spies for the Soviet Union spies for the Soviet Union
Union of Cambodian Democrats was created in 1997.
Union Labor Party - California - was created in 1901.
Fiji Teachers Union was created in 1929.
Union of Women Teachers was created in 1909.
Polish Teachers' Union was created in 1930.
Queensland Teachers Union was created in 1889.
National Union of Teachers was created in 1870.
It depends upon the country. In Australia, for example, union membership is not required.
Spokane Teachers Credit Union's population is 400.
Spokane Teachers Credit Union was created in 1934.
National Union of Women Teachers was created in 1920.
Nova Scotia Teachers Union was created in 1895.
University Teachers Union - Japan - was created in 1999-01.
Hong Kong Professional Teachers' Union was created in 1973.