Flag of the Tanganyika African National Union. Was the unofficial national flag of Tanganyika from 1 May 1961 to 9 december 1961
Own work, according to http://www.crwflags.com/fotw/flags/tz-tng.html#md and http://www.crwflags.com/fotw/flags/tz%7D.html#tanu
Amit6