Rosa Luxemburg and Clara Zetkin are being discussed in relation to revolutionary feminism and their stance against war. Clara Zetkin is also being highlighted for her role in socialist feminism and her connection to the origins of International Women's Day. The focus of these discussions appears to be on the intersection of socialism, feminism, and anti-war sentiments, with some outlets emphasizing Zetkin's contributions to women's liberation and others mentioning Luxemburg's anti-capitalist views.