In total Houchard utilised some 51,000 men against York's 35,000 across an 18 mile front.
The brigade was stretched on a twelve mile front along the Namka Chu, with the marching time from one end to the other being five days.
Forty unarmed observers from countries including Sweden, Italy and Finland will be deployed on either side of the 600 mile (1,000km) front.
The troops had advanced up to seven miles over a thirty mile front.
They advanced across a 20 mile front, and devoid of tanks, eventually made only little progress.
The brigade later withdrew to Singapore Island, its three battalions taking up positions across an eight mile front on the north western coast of the island.
The two battalions covered a six mile front and were, therefore, thin on the ground.
The assault was planned along a three mile front, and would initially be made mainly by Indian troops.
Shortly, the main British assault began with the nine divisions fanning out over a five mile front.
The battle of February 5 was fought along a 16 mile front and was the biggest and bloodiest of the war.