"Temporary structures and a migrating food source" would not be a characteristic of a civilization, since for a civilization to exist there needs to be permanent infrastructure and establishments.
Bill Clinton<span>, the 42nd </span>President<span> of the United States, was </span>impeached<span> by the House of Representatives on two charges, one of perjury and one of obstruction of justice, on December 19, 1998. Two other </span>impeachment<span> articles, a second perjury charge and a charge of abuse of power, failed in the House.</span>
Nicknamed the Duomo after the enormous octagonal dome<span> on its east end, is the </span>cathedral<span> of Florence, Italy, and, arguably, the birthplace of the </span>Renaissance<span>.</span>