17 April North Vietnam protested to Great Britain and the Soviet Union, co-chairmen of the 1954 Geneva Convention, about the large increase in the U.S. military presence in South Vietnam and accused the U.S. of preparing for "a new war."[REF] .
27 April Eighteen prominent Vietnamese intellectuals, the "Caravelle Group"," wrote to President Diem to express their concerns about the direction the government was taking.