 Complete the following phrase:  In November 1960, Thi led the paratroopers in a coup against Diệm, citing political interference in the military. The rebels gained the upper hand but Thi was reluctant to push for a complete victory, and the coup was defeated after Diệm falsely promised to make reforms in order to buy time for loyalists to rescue him. Thi fled into exile in Cambodia, but returned after 