 Complete the following phrase:  The Caravelle Manifesto, also referred to as the Manifesto of the Eighteen, was written in April 1960 as a public critique of the South Vietnamese government under President Ngô Đình Diệm. The manifesto of grievances included the Diệm regimes restrictions on freedom and pushed for reforms in the country. Its eighteen signatories were all old-time anti-communist politicians, leaders of the Cao Đài and Hòa Hảo sects, the Đại Việt and the Việt Quốc parties, and dissenting Catholic groups. Eleven signatories had been cabinet ministers; four had been in other high government positions. They organized themselves as the Bloc for Liberty and Progress, with a platform of constitutional revision toward greater power for the National Assembly against the Presidency. After the 