Historical clue formulations

• Largest city on the Belgian coast — 2012-03-21
• Belgian city with an 1854 manifesto — 2008-07-20
• Belgian port — 2007-04-14
• Largest city on Belgium's coast — 2005-10-20
• West Flanders resort port — 2002-03-02
• City of an 1854 manifesto — 1999-03-07
• _____ Manifesto (1854 proclamation) — 1994-05-22
• Belgian port — 1994-01-18