The second part of the vietnam war began in 1954.At that time,the french Army left,and there were two Vietnam:north vietnam and south Vietnam.there were also two governments.both goverment wanted to be the only government for all of vietnam.so from 1954 until1960,the north and the south fought all the time.the north vietnamese slowly grew stronger.by the beginning of1965,the north vietnamese were winning the war.but the united states government did not want the north vietnamese to win.so in march of 1965,the united began to help south vietnam.they sent guns,airplanes,and a few soldiers to help the south.then the united states sent more soldiers.by july 1965,there were about 75,000 American soldiers in vietnam.