<Li> Grand Duchess Charlotte was head of state of Luxembourg . </Li> <Li> Pierre Dupong was Prime Minister of Luxembourg and later led the government in exile after the country was occupied . </Li> <Li> Émile Speller was Major - Commandant of the Corps des Gendarmes et Volontaires during the German invasion of Luxembourg . He was briefly held prisoner . </Li> <Li> Guillaume Konsbruck was a captain who fled Luxembourg following invasion and served as aide - de-camp to Grand Duchess Charlotte during her exile . He was promoted to major and returned to Luxembourg in 1944 and helped establish a new army for the country . </Li>

Who was the leader of china during ww2