 The musters were usually chaotic affairs, used mainly by the Lord Lieutenants and other officers to draw their pay and allowances, and by the troops as an excuse for a drink after perfunctory drill.In 1642, at the start of the English Civil War both the Royalists (Cavaliers) and Parliament (Roundheads) raised men when and where they could, and both claimed legal justification.Parliament claimed to be justified by its own recent "Militia Ordinance", while the king claimed the old-fashioned "Commissions of Array".