Mainly males grew long beared and women wore sandals and beads they started focusing on vegetarian foods and non-violence. Hippies were in favor make love, not the war for which they were regarded as "flower children'. They started following the culture and ethics of East particularly Buddhism. Astrology became a very known word and it was often referred as an age Aquarius.
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During Hippies movement politics changed drastically and anti-war protests filled the nation street. Many Americans who were against the war thought that we should not have had troops in Vietnam as it is not a war of us. President Lindon B. Jhonson sent around 5000 troops to Vietnam which outraged many in America.
Hippies protested entirely to end the Vietnam War. They hated President Nixon and Johnson because of their active participation in Vietnam and Cambodia wars. Slogans of “make love not wars” and “US troops get out of Vietnam” became a mouthpiece of them.