Given the question: Facts: - allegiance: vietnamese vietnam national army , army of the republic of - commands: airborne i corps -lrb- 1963 -rrb- ii corps -lrb- 1963 & brigade ndash ; 1964 -rrb- iii corps -lrb- 1968 & ndash -lrb- ; 1971 -rrb- 1954 & ndash ; 1955 -rrb- - serviceyears: 1947 & ndash ; 1971 - name: o cao tri - image: file : lieutenant general do cao tri photo 1.jpg - rank: 25px general -lrb- posthumous -rrb- Based on these bullet points, write a short biography describing the life of o cao tri .
The answer is:
lieutenant general o cao tri -lrb- 20 november 1929 -- 23 february 1971 -rrb- was a general in the army of the republic of vietnam -lrb- arvn -rrb- known for his fighting prowess and flamboyant style .tri started out in the french army before transferring to the vietnamese national army and the arvn .under president ngo inh diem , tri was the commander of i corps where he was noted for harsh crackdowns on buddhist civil rights demonstrations against the diem government .tri later participated in the november 1963 coup which resulted in the assassination of diem on 2 november 1963 .years later , tri was exiled by nguyen cao ky , the most powerful member of the junta , but when nguyen van thieu came to power , he was called back to command iii corps .he led iii corps during the 1970 cambodian campaign , earning the laudatory sobriquet as '' the patton of the parrot 's beak '' .in 1971 , tri was ordered north to take command of i corps in operation lam son 719 , an incursion into laos , which had gone astray .he was killed , aged 41 , in a helicopter accident before being able to take control .