First Canadian Army
Crerar's First Canadian Army became operational and assumed responsibility for the Allied sector around Caen.
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Commander of the First Canadian Army. This page combines historical context with 27 matching records drawn directly from the World History Database Normandy archive.
Historical context
Harry Crerar commanded the First Canadian Army as it became operational in Normandy. Canadian formations played a major role in the battles south of Caen and toward Falaise.
Crerar's army became responsible for a critical part of the Allied effort to close the Falaise gap and destroy German forces retreating from Normandy.
World History Database records
The records below are selected from the 455-record D-Day and Normandy archive and rendered as static HTML in chronological order.
First Canadian Army
Crerar's First Canadian Army became operational and assumed responsibility for the Allied sector around Caen.
Operation Totalize
Commands an encirclement of the German Army Group B in the Caen sector
Operation Tractable
By August 10, Canadian troops had reached Hill 195, north of Falaise
Wehrmacht
The Canadian Armys offensive stalled on August 9, with strong Wehrmacht counterattacks resulting in heavy casualties for the Canadian and Polish armoured and infantry divisions
Operation Totalize
Operation Totalize is abandoned after failure to advance along the Caen-Falaise Road
Operation Tractable
Many of the bombers mistakenly dropped short of their targets, causing 400 Polish and Canadian casualties.
Operation Tractable
Operation Tractable began at 12:00 on August 14 when 800 Lancaster and Halifax bombers struck German positions along the front.
Operation Tractable
The Canadians attempt to encircle the 5th Panzer, 7th Army & Panzer Gruppe Eberbach.
Operation Tractable
Throughout the day, continual attacks by the 4th Canadian and Polish 1st Armoured Divisions managed to force a crossing of the Laison River.
Operation Tractable
Crerar's army continued the advance from the Caen sector toward Falaise and Trun.
Operation Tractable
Although the first days progress was slower than expected, Operation Tractable resumed on August 15; both armoured divisions pushed southeast towards Falaise
Operation Tractable
The drive for Trun by Polish and Canadian Armoured Divisions began on August 16, with preliminary attacks in preparation for an assault against Trun and Chambois. The 2nd Canadian Infantry Division break into Falaise, encountering minor opposition from Waffen SS units and scattered pockets of German infantry
Operation Tractable
Novel tactics by Polish 1st Armoured Division, under the command of Stanislaw Maczek during the drive for Chambois, enabled the Falaise Gap to be partially closed by August 19, 1944, trapping about 150,000 German soldiers in the Falaise Pocket
Falaise Gap
Surrender and capture of the remaining units of the German 7th Army which were trapped in the Falaise Pocket. Elements of the First Canadian Army relieved the Polish Armys survivors of this Battle and the Canadian Army was finally able to close the Falaise Pocket by linking up with the troops of the American 3rd Army on the other side
Operation Totalize
General Harry Crerar, commanding the newly formed First Canadian Army and Lieutenant General Guy Simonds of the II Canadian Corps, planned an Anglo-Canadian offensive with the code name of Operation Totalize
Operation Tractable
Surrender and capture of the remaining units of the German 7th Army which were trapped in the Falaise Pocket. Elements of the First Canadian Army relieved the Polish Armys survivors of this Battle and the Canadian Army was finally able to close the Falaise Pocket by linking up with the troops of the American 3rd Army on the other side
Seventh Army
Surrender and capture of the remaining units of the German 7th Army which were trapped in the Falaise Pocket
Third Army
Elements of the First Canadian Army relieved the Polish Armys survivors of this Battle and the Canadian Army was finally able to close the Falaise Pocket by linking up with the troops of the American 3rd Army on the other side
Operation Tractable
This record states: And it was a part of the largest encirclement on the German Western Front during World War II.
Operation Tractable
This record states: Operation Tractable is the final offensive conducted by Canadian Army and Polish Army troops as part of the Battle of Normandy.
Operation Tractable
This record states: The goal of operation Totalize is to capture the strategically important French town of Falaise, and following that, the smaller towns of Trun and Chambois.
Operation Tractable
This record states: This operation was undertaken by the Polish 1st Armoured Division and the First Canadian Army against the Wehrmachts Army Group B.
Siege of Chambois
The goal of operation Totalize is to capture the strategically important French town of Falaise, and following that, the smaller towns of Trun and Chambois
Siege of Falaise
The goal of operation Totalize is to capture the strategically important French town of Falaise, and following that, the smaller towns of Trun and Chambois
Siege of Trun
The goal of operation Totalize is to capture the strategically important French town of Falaise, and following that, the smaller towns of Trun and Chambois
Wehrmacht
This operation was undertaken by the Polish 1st Armoured Division and the First Canadian Army against the Wehrmachts Army Group B, and it was a part of the largest encirclement on the German Western Front during World War II
Western Front
This operation was undertaken by the Polish 1st Armoured Division and the First Canadian Army against the Wehrmachts Army Group B, and it was a part of the largest encirclement on the German Western Front during World War II
Editorial provenance
Compiled and edited by World History Database.
Historical context is editorial material; the chronology is generated from World History Database D-Day and Normandy records.
Last reviewed: September 2026.
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