Brigadier David Lansana was the army commander of Sierra Leone in 1967. He came from the Mende tribe and as such was part of one of the larger tribes of Sierra Leone. 1967 was a common year starting on Sunday of the Gregorian calendar. ...

He orchestrated a coup of Sierra Leone in March, 1967 but within days was overthrown by non-Mende military subordinates and Lt.-Colonel Andrew Juxon-Smith, of the Krio community. 1967 was a common year starting on Sunday of the Gregorian calendar. ... Krio is a language spoken in Sierra Leone. ...

He was sentenced to death by Siaka Stevens upon aforesaid's return to office in 1968. Siaka Probyn Stevens (August 24, 1905–May 29, 1988) was the President of Sierra Leone from 1971 to 1985. ... 1968 was a leap year starting on Monday (the link is to a full 1968 calendar). ...