Explain why the Declaration of Independence would be an effective tool in these efforts

answer; the period of time known as the middle ages;

so, based on the research i've done. the u.s. government were always on a wild goose chase just to take down castro. he then retired his trone to his brother raul in 2008 due to some health issues. so it's obvious your answer would be:

castro had no allies from which he could receive aid.

hope this and have a fantastic day!

                                                    -wolfiewolffromsketch

they had a lot of depression during the revolutionary war

its a !