 Complete the following phrase:  As a leader of the resistance, Thảo was allocated the responsibility of indoctrinating the 1947 batch of recruits with Vietminh ideology. One of Thảos students was his future enemy, South Vietnamese General and President Nguyễn Khánh. This group became the 410th Battalion and went on to fight near Cà Mau, the southernmost part of Vietnam. By 1949, Thảo was in charge of the Vietminh espionage apparatus around Saigon and organised the guerrilla companies in the countryside. Thảo was also involved in procuring arms. Filipino traders brought arms into southern Vietnam in return for rice, shrimp, pork, gold and banknotes. Following the French defeat in 1954 at 