<u>The Caucus</u> is the meeting of party members called to choose a nominee through debate. In the Caucus, the members choose a nominee either to get a resolution passed or a candidate for election ( President or Governor of a state ). So before fighting an election a candidate has to get nominated by Caucus. The Caucus at times nominates delegations for conventions as well.
They were on law supplies and held their fire until they "could see the white of their (British) eyes" and eventually lost their position and were routed