In 1839, Walker visited Paris and the Café de la Régence, where he lost (+1−2) a short match to Boncourt [1] Archived 28 May 2008 at the Wayback Machine.
In 1845, he teamed up with Henry Thomas Buckle, William Davies Evans, George Perigal, and William Josiah Tuckett in London in two telegraph games (one win and one draw) against a team of Howard Staunton and Hugh Alexander Kennedy in Portsmouth.
[4] Walker used his column in Bell's Life in London to propagate organizing the international London 1851 chess tournament, the first international chess tournament.
Adolf Anderssen won, leading many to consider him the world's strongest player.
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