(The plural "Floridas" refers to the separate provinces of East Florida and West Florida.) It was led by Gregor MacGregor, a Scottish military adventurer, purportedly commissioned by Simón Bolívar, who led revolts of the Spanish colonies in America, to capture Florida from Spain. He was joined by another adventurer and soldier of fortune, the French Louis-Michel Aury, and by the Scot Richard Ambrister, whose execution by General Andrew Jackson shortly thereafter provoked an international incident.