Which events accelerated the rise of aggressive nationalism in europe after world war i? the great depression in the united states, which triggered a worldwide depression marked by inflation and widespread poverty the rise of communism in russia during world war i and the establishment of a communist government competition among european powers to accelerate their economies, which led to large-scale industrialization persecution of gypsies and other ethnic minorities under the nazi regime resulting in increased nationalistic separatist movements

The correct answer here would be the first and third option that is : the Great Depression in the United States, which triggered a worldwide depression marked by inflation and widespread poverty and competition among European powers to accelerate their economies, which led to large-scale industrialization. The Great Depression has made the terrible economic situation in Europe even worse and the nationalism was a response to the bad economic situation which started with the end of WWI and the Treaty of Versailles. Also competition between nations led to large scale industrialization and the bad working conditions.