“The United States is a republic because the framers believed that the interests of the people are served best when they elect representatives to govern on their behalf.”
“Just beyond the southern boundary of the reserve lies Russia's republic of Tuva, a sere land of yaks and camels tended by seminomadic herders.”
“In 1945, Kurds set up a Kurdish republic at Mahabad in the Soviet, occupied zone in Iran.”
republican
Someone who favors a republic as a form of government. [from 17th c.]
A bird of a kind that builds many nests together: the American cliff swallow, or the South African weaver bird.