He said that because it was obvious that the USA would impose an embargo on the island and force most of the world to follow it, it was Castro's fault. He said that if Castro had his people's best interest in heart, he would have caved against american pressure.
"Allowing America to be world police and isolate a sovereign country economically from food, medicine, and technology because we don't agree with their economic system is fine actually." - pro-intervention liberals
"Oh, but the embargos are there to put pressure on their leaders so they do the right thing, it's not like we're invading" - same liberals