However, from the 17th century onwards, wave after wave of immigrants flooded onto this peaceful, happy land through the harbor at Tainan, encroaching on the Sirayas 'living space. Those Siraya who did not retreat further and further south or into the mountains accepted the rule of the incoming political authority and were subsequently assimilated.
然而十七世紀以降，一波波外來移民由台南港湧入這片安樂土，西拉雅人的生活空間受到擠壓，不是節節朝南或山區方向敗退，就是接受外來政權的統治進而被同化。