Karl Mack became the new main commander in Austria's army, instituting reforms on the infantry on the eve of war that called for a regiment to be composed of four battalions of four companies, rather than the older three battalions of six companies.
Karl Mack took over command of Austria's military forces and introduced changes to the infantry structure just before the start of the war. He changed the composition of a regiment from three battalions of six companies to four battalions of four companies.