1. Anarchism is a political philosophy that advocates for the abolition of government and the establishment of a society based on voluntary cooperation.
（无政府主义是一种政治哲学，主张废除政府，建立一个基于自愿合作的社会。）
2. The anarchist movement gained momentum in the late 19th century, with activists promoting the ideals of anarchism and challenging existing power structures.
（无政府主义运动在19世纪末获得了动力，活动家们推崇无政府主义理念，挑战现有的权力结构。）