Question: Willem Frederik count of Bylandt commanded a Belgian-Dutch infantry brigade in a battle that took place on what date?

Context paragraphs:
Battle of Quatre Bras: The Battle of Quatre Bras was fought on 16 June 1815, two days before the Battle of Waterloo.  The battle was contested between Wellington's Anglo-allied army and the left wing of the "Armée du Nord" under Marshal Michel Ney.  It took place near the strategic crossroads of Quatre Bras.

Yorkshire County Division: The Yorkshire County Division was activated on 24 February 1941, and became operation on 19 March.  It was redesignated the East Riding District on 1 December 1941.  It was commanded by three officers, Major General the Hon E. F. Lawson until 11 September, Brigadier G. H. Gotto until 23 September, Major General E. C. Hayes until 20 November and then Gotto again.  It commanded 201st Independent Infantry Brigade (Home), 218th Independent Infantry Brigade (Home) and 221st Independent Infantry Brigade (Home).  It was directly under Northern Command until 9 March and then came under I Corps.

15th Indian Infantry Brigade: The 15th Indian Infantry Brigade was an infantry brigade formation of the Indian Army during World War II.  It was formed in September 1940, at Secunderabad in India and assigned to the 9th Indian Infantry Division.  Between February and March 1941, it was attached to the 10th Indian Infantry Division, before returning to the 9th in March 1941 and sailing for Malaya.  Once in Malaya the brigade was assigned to the 11th Indian Infantry Division.  During the Malayan Campaign after the Battle of Jitra and the Battle of Kampar it absorbed the remnants of the 6th Indian Infantry Brigade in December 1941.  The brigade eventually surrendered with the rest of the III Indian Corps after the Battle of Singapore 15 February 1942.

2nd Indian Infantry Brigade: The 2nd Indian Infantry Brigade was an infantry brigade formation of the Indian Army during World War II.  It was formed in Rawalpindi in September 1939.  In October 1940, it was renamed 16th (Independent) Indian Infantry Brigade in November 1941, and left India for Burma.  The brigade was caught in the Battle of Sittang Bridge where it suffered heavy losses.  Instead of being reformed in September 1942, it was renamed yet again, this time to 116th Indian Infantry Brigade.  Attached to the 39th Indian Infantry Division it now provided specialised jungle conversion training.  An infantry battalion would spend from four to six months with the brigade, before being sent to the front to replace a tired battalion in one of the fighting divisions.

7th Canadian Infantry Brigade: The 7th Canadian Infantry Brigade was an infantry brigade of the Canadian Army that fought during World War I and World War II.  The brigade, along with the 8th Canadian Infantry Brigade and the 9th Canadian Infantry Brigade, formed the 3rd Canadian Infantry Division.  The division was formed in late 1915 in France, and served on the Western Front until the armistice in November 1918.  Later, during World War II, it arrived in the United Kingdom in 1940 and spent three years in garrison duties and training in preparation for the assault landings on Juno Beach in Normandy on 6 June 1944.  After fighting in Normandy, the brigade took part in the Battle of the Scheldt.  After the war, it served on occupation duties until being disbanded in June 1946.

Willem Frederik van Bylandt: Willem Frederik count of Bylandt or Bijlandt (June 5, 1771 – October 25, 1855) was a Dutch lieutenant-general who as a major-general commanded a Belgian-Dutch infantry brigade at the Battle of Quatre Bras and the Battle of Waterloo.

69th Infantry Brigade (United Kingdom): The 69th Infantry Brigade was an infantry brigade formation of the British Army in World War II.  It was a 2nd Line Territorial Army unit and during the Battle of France served with the 23rd (Northumbrian) Division a division which suffered such heavy losses that it was disbanded.  The brigade was included in the "order of battle" of the 50th (Northumbrian) Infantry Division, together with the 150th Infantry Brigade and the 151st Infantry Brigade and became part of XII Corps, British home forces.

6th Indian Infantry Brigade: The 6th Indian Infantry Brigade was an infantry brigade formation of the Indian Army during World War II.  The brigade was a pre-war formation designated 6th (Lucknow) Infantry Brigade in India in September 1939.  In November 1940, the brigade arrived in Singapore and come under the command of the 11th Indian Infantry Division.  On the 22 December 1941, the brigade was absorbed into the 15th Indian Infantry Brigade after being almost destroyed at the Battle of Gurun on 15 December 1941 soon after the Battle of Jitra.  What remained of the brigade surrendered to the Japanese on 15 February 1942, after the Battle of Singapore.

Brigade van Bylandt: Brigade van Bylandt was a Dutch infantry brigade led by major general Willem Frederik Graaf van Bylandt which fought in the Waterloo Campaign (1815).

5th Indian Infantry Brigade: The 5th Indian Infantry Brigade was an infantry brigade formation of the Indian Army during World War II.  It was converted from the 9th Indian Infantry Brigade in September 1939, and assigned to the 4th Indian Infantry Division.  The brigade first moved to Egypt and took part in the early battles in North Africa.  Then in 1941, it moved to the Sudan with the 5th Indian Infantry Division.  Returning to 4th Indian Division command it took part in the Syria-Lebanon Campaign.  The brigade then returned to North Africa coming under command of the 5th and 10th Indian Infantry Divisions, and the 50th (Northumbrian) Infantry Division and the 51st (Highland) Infantry Division in the Campaign in Tunisia.  The brigade once more returned to the 4th Division for the Italian Campaign and the Greek Civil War.

Supporting paragraphs: Willem Frederik van Bylandt Battle of Quatre Bras
Answer: 16 June 1815