was the capture of Liao-yang, now remembered in connection with the Russo-Japanese war. In many of these engagements the Manchus, whose chief weapon was the long bow, which they used with deadly effect, found themselves opposed by artillery, the use of which had been taught to the Chinese by Adam Schaal, the Jesuit father. The supply of powder, however, had a way of running short, and at once the pronounced superiority of the Manchu archers prevailed.
Other cities now began to tender a voluntary submission, and many Chinese took to shaving the head and wearing the queue, in acknowledgment of their allegiance to the Manchus. All, however, was not yet over, for the growing Manchu power was still subjected to frequent attacks from Chinese arms in directions as far as possible removed from points where Manchu troops were concentrated. Meanwhile Nurhachu gradually extended his borders eastward, until in 1625, the year in which he placed his capital at Mukden, his frontiers reached to the sea on the east and to the river Amur on the north, the important city of Ning-yüan being almost the only possession remaining to the Chinese beyond the Great Wall. The explanation of this is as follows.
An incompetent general, as above mentioned, had been sent at the instance of the eunuchs to supersede
