context: In September that year, he was appointed a deputy secretary in the Department of Supply, rising to the rank of full secretary by 1945.
source: Patel became Home Secretary under Vallabhbhai Patel in 1946, serving till 1950.
reference_original: Patel wurde 1946 unter Vallabhbhai Patel Innenminister und hatte das Amt bis 1950 inne.
reference_flipped: Patel wurde 1946 unter Vallabhbhai Patel Innenministerin und hatte das Amt bis 1950 inne.