将一段文字进行翻译，并输出翻译后的文字。
中国人民从1840年鸦片战争以来，历经了巨大的苦难和努力，终于在1949年建立了新中国。
Since the Opium War of 1840, the Chinese people have gone through great hardships and efforts, and finally established a new China in 1949. 

Translated from Chinese to English.