Please answer the following question: What key details about george johnson -lrb- supercentenarian -rrb- can be extracted from the following bio? Bio: george henry johnson -lrb- may 1 , 1894 -- august 30 , 2006 -rrb- was , at the time of his death , california 's oldest man and one of the last few surviving veterans of the first world war in the united states .
A:
- battles is world war i- death date is 30 august 2006- allegiance is united states of america- relations is james edward johnson -lrb- father -rrb-- birth date is 1 may 1894- serviceyears is 1917 & ndash ; 1919- name is george henry johnson- branch is army- unit is fourteenth company , 154th battalion- laterwork is restaurateur- death place is california- birth place is philadelphia , pennsylvania