context: From 1939 until 1940 he was Vice-Minister of War of the Polish Government in Exile in London.
source: From 1945 until 1973 professor of the Polish University in Exile.
reference_original: De 1945 a 1973 profesor de la Universidad Polaca en el Exilo.
reference_flipped: De 1945 a 1973 profesora de la Universidad Polaca en el Exilo.