Diary for Tuesday, May 9, 1916:
East Africa – Battle of Kondoa Irangi (until May 10): Lettow’s 4,000 men’s four night attacks repulsed by South Africans; others occupy Mbulu, southwest of Lake Manyara (May 11).
Western Desert: Mahon becomes commanding general WFF (Western Frontier Force).
USA: Wilson orders 4,000 more regulars to Mexico and border. Nationals advised to leave Mexico (May 10).