18 Note: Managed to get out jogging for the first time in months. In 1790, when the 1st U.S. When together with persons of mixed-race origin, about 13.5% of the U.S. In the Spanish Florida some Spanish married or had unions with Pensacola, Creek or African girls, both of those slave and free, and their descendants created a combined-race population of mestizos and mulattos.