 The government also dug irrigation canals, built dikes, and dredged swamp-lands to help stabilise their lives.In August 1954, Diệm also had to face the "Hinh crisis" when Nguyễn Văn Hinh launched a series of public attacks on Diệm, proclaiming that South Vietnam needed a "strong and popular" leader.Hinh also bragged that he was preparing a coup.