We're a long way from the embargo ending. Look at what just happened with the rollback of Obama's Cuba policies. Two idiot congressmen convinced our idiot president to make it harder on Cubans on the island.
I've had very deep relationships that lasted for long periods of time with people - you could almost call them marriages, even though I didn't marry. But it was costly.
Countries trade with each other - or to be more precise people buy and sell from each other across frontiers - because that is the way to advance their interests. We do not need to beg people to trade with us - as long as we have something that people want, of a quality they expect and at a price they are prepared to pay.
Shri Ramakrishna use to say, "As Long as I Live, so long do I learn". That man or that society which has nothing to learn is already in the jaws of death.
In some cases, lack of full knowledge or holistic view, that is also part of the problem. But mainly lack of moral principle. So long you have this genuine sort of concern, well being of other. That's the foundation of moral principle.
Essentially Satori is a sudden experience, and it is often described as a "turning over" of the mind, just as a pair of scales will suddenly turn over when a sufficient amount of material has been poured into one pan to overbalance the weight in the other. Hence it is an experience which generally occurs after a long and concentrated effort to discover the meaning of Zen.