Complex sentence: On 15 November 1935 the local Chinese administrator of the 22 counties in Hopei province, Yin Ju-keng, proclaimed the territories under his control to be autonomous, and on 25 November, to be independent of the Republic of China with its capital at T'ungchow.
Split into simpler sentences: On 15 November 1935, the local Chinese administrator of the 22 counties in Hopei province, Yin Ju-keng, proclaimed the territories under his control to be autonomous. Ten days later, on 25 November, he proclaimed them to be independent of the Republic of China and to have their capital at T'ungchow.