 Complete the following phrase:  Vandemeulebroek became a communal councilor in 1907, and in 1912 became échevin of Public Instruction in Laeken. During World War I, he volunteered as a military doctor and served as part of the 6th Regiment of Artillery. When the commune of Laeken was annexed by the City of Brussels in 1921, he became a communal councilor in Brussels and, from 1930 until 1939, échevin of Public Works. As vice-president of the 