The Truce Agreement Between the Chinese and Japanese Military Authorities, Signed at Tangku, May 31, 193341a

(i)
The Chinese army will withdraw to the west and south of the line from Yen-Ching to Chang-Ping, Kao-Li-Yung, Sun-Yi, Tung-Chow, Hsiang-Ho, Pao-Ti, Lin-Ting-Kow, Ning-Ho and Lu-Tai, and undertakes not to advance beyond that line and to avoid any provocation of hostilities.
(ii)
The Japanese army may use aeroplanes or other means to verify the carrying-out of the above article. The Chinese authorities will afford them protection and facilities for such purpose.
(iii)
The Japanese army, after ascertaining the withdrawal of the Chinese army to the line stated in Article i, undertakes not to cross the said line and not to continue to attack the Chinese troops, and shall entirely withdraw voluntarily to the Great Wall.
(iv)
In the region to the south of the Great Wall and to the north and east of the line as defined in Article i, the maintenance of peace and order shall be undertaken by the Chinese police authorities.
(v)
The present Agreement shall come into effect upon its signature.
  1. Translation reprinted from League of Nations, Official Journal, Special Supplement No. 113, p. 9.