The march primarily focused on gathering support from rural communities which had a high population of Mexican farmworkers. Not only would this march serve as a protest against Reagan and his discriminatory views against Chicanos, but also to garner support for La Raza Unida Party to be on the ballot.
Use of ground troops: Americanization used US ground troops to fight the war whereas Vietnamization used S.Vietnamese ground troops to fight the war.
Johnson moved the US from an aid and financial backer to a ground force with men in active duty on the front lines in addition to naval and air support. Nixon's policy removed the ground troops, leaving the S. Vietnamese to fight that on their own (with our aid and money) but continued our air strikes and naval support.
The official record of congressional votes is published by the government, and it's known as the "Congressional Record" - that's where you should look for the information you need.
It is printed daily (whenever there is a session) and available on the official site of the government. You can see there the individual votes and also the number of votes for and against.
Three dominant personality traits would be extroversion, sensitivity, and compassion.