The key cause was economic hardship
The correct answer to this open question is the following.
Although there are no options for this question we can say the following.
The nineteenth-century center or artistic capital of romanticism and art was Paris, France.
Romanticism in France was in clear opposition to Classicism. Romanticism lacked the rigidity that characterized Classicism. Romantic artistic expression was diverse and had no political agendas. It could be seen in landscape paintings, historical works, and portraits.
Some important authors of the time were Paul de la Roche, Eugene Delacroix, Horace Vernet, Theodore Gericault, and Horace Vernet.
<span>B. They created strong central governments in the lands they conquered.
</span>
What fueled economic growth but also enflamed old rivalries and contributed to two major wars in the twentieth century was Rearmament.
<span>Herbert Hoover earned the nickname “The Great Humanitarian" because he voluntarily did services in extensive flood work, especially when the Mississippi River overflows its banks in 1927 causing flood to neighboring areas.</span>