TANZANlA- Embassy of the United Republic of Tanzania Chancery: 2139 R St. NW. 20008 (939-6125). (FAX 797-7408) National Holiday: Union Day, April 26. His Excellency Mustafa Salim NYANG'ANYI; Mrs. Mariam Nyang'Anyi Ambassador E. and P. Mr. John Matthew MWENDWA; Mrs. Veronica Mwendwa Minister (Political, Social and Cultural) Ms. Tina M. SEMITI MAGEMBE; Mr. Elias J. Magembe Counselor (Political and Head of Chancery) Ms. Diana KANTABULA Counselor (Administrative)