US troops arrived '55-communist victory '75.
the date of the Vietnam dedication was 1960
Look him up on the Vietnam Veterans Memorial Wall website: It will give date of casualty.
France withdrew from Vietnam in 1954.
1954 to 1975
They had to be returned by the date we pulled out in March 1973.
1955
1976
63
March 1959
1975
It appears they do now. Wikipedia is out of date.
Most historians accept 1961 as the starting date.