Texas This category is for Military units and formations established in the 1470s. 1420s1430s1440s1450s1460s1470s1480s1490s1500s1510s1520s 10th11th12th13th14th15th16th17th18th19th20th Subcategories This category has only the following subcategory. 0–9 Military units and formations established in 1479 (1 P)