With what issue is first-wave feminism most strongly associated?

The answer is women suffrage. The first-wave feminism is most strongly associated with women's suffrage. In addition, women suffrage is the right of a woman to vote in which a person who advocates the extension of suffrage that is specifically a woman. Some degree of voting rights were expanded by women in England, Iceland, Sweden and some Australian colonies and the western United States in the late 19th century. The national and international administrations molded to organize efforts to gain voting rights in which especially the international woman suffrage alliance that is founded in Berlin Germany in 1904.