Li Yuan who became emperor Gaozu <span />
could be wrong but i believe the answer is the theories of Social Darwinism were often used to justify the efforts of certain political, social, or economic views.
<span>The economic and social crises chipped away at the foundations of Medieval society in the 1300s and 1400s. Wars raged constantly during this time. The conditions were ripe for great social changes.</span>
Answer:
France
Explanation:
Following the outbreak of war in August 1914, the German Army opened the Western Front by invading Luxembourg and Belgium, then gaining military control of important industrial regions in France. The German advance was halted with the Battle of the Marne.