. >> reporter: ricardo alarcon, the president of the national assembly and one of cuba's most influential leaders, says his country is doing business world wide. >> we practically, every other important actor in the world with the old exception of the u.s., we have a normal relations in general with europe, canada, your neighbor to the north. >> reporter: the u.s. economic embargo of cuba was imposed in 1962 by the kennedy administration. the goal was nothing less than destroying fidel castro's communist revolution. >> but now is the opposite. this, the u.s., who is isolated regarding its cuba policy. >> reporter: and because of that, now missing out on business opportunities during the economic crisis. an example, cuba has found oil. deep in the wats of the caribbean. jorge sanchez, at the cuba u.s. for studies, says the u.s. is missing out at a lucrative opportunity to extract the oil. >> it requires big companies and great amounts of resource. so these when we have the opportunity with oil companies for the united states. >> reporter: it's an opportunity lost by the united states and a