Constantine FitzGibbon was born in the United States in 1919 , the youngest of four children . He was a half-brother of Louis FitzGibbon , author of a number of works about the Katyn massacre of Polish officers in 1940 , by Soviet troops . His father , Commander Francis Lee-Dillon FitzGibbon , RN , was Irish , and his mother , Georgette Folsom , was an American from Lenox , Massachusetts
Katyn massacre
Katyn massacre
Constantine Fitzgibbon