For a long time, membership in this institution was contingent on a minimum required income of one million sesterces.
The Lex Claudia forbade any member of this institution from owning a seaworthy ship with a tonnage of 300 or more amphorae. Supporters of Publius Clodius Pulcher burned down a meeting place for this group by constructing a giant funeral pyre for their murdered leader. Julius Caesar ordered the discussions of this group to be included in the Acta Diurna, and built them a new meeting place called the Curia Julia. Members of this institution were permitted to wear an iron ring and a (*) toga edged with a reddish-purple stripe. For a long time, membership in this institution was contingent on a minimum required income of one million sesterces. This institution "and the people of Rome" are represented by the popular acronym SPQR. For 10 points, name this powerful Roman legislative body, on which the upper house of the US Congress was modeled.
The Lex Claudia forbade any member of this institution from owning a seaworthy ship with a tonnage of 300 or more amphorae.
Roman Senate 