World War I: During the retreat from <a href="https://en.wikipedia.org/wiki/Battle_of_Mons" id="mwqA" rel="mw:WikiLink" title="Battle of Mons">Mons</a>, the British II Corps commanded by General <a href="https://en.wikipedia.org/wiki/Horace_Smith-Dorrien" id="mwqQ" rel="mw:WikiLink" title="Horace Smith-Dorrien">Sir Horace Smith-Dorrien</a> fights a vigorous and successful defensive action at <a href="https://en.wikipedia.org/wiki/Battle_of_Le_Cateau" id="mwqg" rel="mw:WikiLink" title="Battle of Le Cateau">Le Cateau</a>.