Toward a Unicameral Federalism in Belgium?

In June 2025, the Belgian federal government announced its intention to initiate the abolition of the Senate—an institution established in 1831 as part of Belgium’s foundational constitutional framework. Though long expected, this move signals the potential culmination of decades of institutional erosion, during which the Senate’s legislative influence and political relevance have been systematically questioned. This article traces the historical trajectory of the upper chamber, examines the constitutional and political hurdles surrounding its proposed dissolution, and explores alternative visions for its future.