title: 1st Canadian Infantry Brigade
text: # 1st Canadian Infantry Brigade
  
  The 1st Canadian Infantry Brigade was a Canadian Army formation that served with the 1st Canadian Division in World Wars I and II. In 1953 it was reformed in Germany to become the 1 Canadian Mechanized Brigade Group in 1992.
  
  William Antrobus Griesbach commanded the brigade in 1918.
  
  ## Order of Battle
  
  ### World War I
  
  * 1st Canadian Battalion (Ontario Regiment), CEF. August 1914 – November 11, 1918;
  * 2nd Canadian Battalion (Eastern Ontario Regiment), CEF. August 1914 – November 11, 1918;
  * 3rd Canadian Battalion (Toronto Regiment), CEF. August 1914 – November 11, 1918;
  * 4th (Central Ontario) Battalion, CEF. August 1914 – November 11, 1918.
  
  ### World War II
  
  * The Royal Canadian Regiment
  * The Hastings and Prince Edward Regiment
  * 48th Highlanders of Canada
  * 1st Canadian Infantry Brigade Ground Defence Platoon (Lorne Scots)
  
  ### Post-1945
  
  The brigade was re-established on 14 October 1953 in Europe.
  
  * 1st Canadian Infantry Brigade created 14 October 1953
  * Redesignated 1st Canadian Infantry Brigade Group in October 1955
  * Redesignated 1 Combat Group in 1972
  * Redesignated 1 Canadian Brigade Group in 1976
  * Redesignated 1 Canadian Mechanized Brigade Group in 1992
  