Siege of Calais
... that the largest English army to serve overseas prior to 1600 was gathered at the Siege of Calais in 1347?
... that the largest English army to serve overseas prior to 1600 was gathered at the <b id="mwAr8"><a href="./Siege_of_Calais_(1346–1347)" id="mwAsA" rel="mw:WikiLink" title="Siege of Calais (1346–1347)">Siege of Calais</a></b> in 1347?