The Indochinese Peninsula consists of Cambodia, Laos, Myanmar, formerly Burma; Peninsular Malaysia, Thailand, and Vietnam. French Indochina included Cambodia and Laos plus Tonkin, Annam, and Cochin China. The latter three later united to form Vietnam.
I am so sorry ;-; I do not have an answer, but I am painfully curious.. did you mean "unite"?
sorry I could not comment this, Brainly would not let me.