Cuba is not facing an invasion but they are facing a strangling embargo, aligning with Russia is preferable than withering away in isolation.
There are connections to make that aren’t purpose made for anticommunism by the American state department
Do you seriously think they went out of there way to get Russia help with not starving and no one else? What connections are you even talking about?
Cuba should’ve sent a DM to online smart communists to lecture the president about food and energy.