Causes of the May Revolution such developments. The United States had emancipated themselves from the Kingdom of Great Britain in 1776, which provided a tangible example that led Criollos to believe that revolution and independence from Spain could be realistic aims. In the time between 1775 and 1783 the Thirteen Colonies started the American Revolution, first rejecting the governance of the Parliament of Great Britain, and later the British monarchy itself, and waged the American Revolutionary War against their former rulers. The changes were not only political, but also intellectual and social, combining both a strong government with personal liberties. The text of the Declaration
Spain and the American Revolutionary War Spain and the American Revolutionary War Spain's role in the independence of the United States was part of its dispute over colonial supremacy with the Kingdom of Great Britain. Spain declared war on Britain as an ally of France, itself an ally of the American colonies, and provided supplies and munitions to the American forces. Beginning in 1776, it jointly funded Roderigue Hortalez and Company, a trading company that provided critical military supplies. Spain also provided financing for the final Siege of Yorktown in 1781 with a collection of gold and silver in Havana, Cuba. Spain was allied with France