At which point did the United States “Vietnam policy” fail the worse, prior to sending U. S. troops to Vietnam? Explain and support your answer with reasons."

“destroyers for bases agreement in the destroyers for bases agreement between the united states and the united kingdom on september 2, 1940, fifty caldwell , wickes, and clemson class us navy destroyers were transferred to the toyalbnavy from the united states navy in exchange for land rights on british possessions.” i hope this you .