Siberian tiger / Amur tiger (Panthera tigris altaica) 1  The Siberian tiger is the largest living representative of felids, and one of the largest felids that have ever lived. 2  It is usually taller than the Bengal tiger by 5-10 cm (2-4 in). 3  Stripes on fur are unique for each individual, they play the same role as fingerprints.
Causes of the Mexican War. Leading causes of the Mexican War included: 1  Texan Annexation. 2  Mexico had warned it would regard annexation as an act of war. 3  When it took place, Mexico did not declare war, but broke diplomatic relations. 4  The Boundary Dispute.
Four underlying causes of war. The assassination of Archduke Franz Ferdinand signalled the rapid slide into world war, but this wasn't the only cause. There were underlying causes in the run-up to the First World War. In the 1930s, historians argued that there were four underlying long-term causes of the First World War: 1  Nationalism-the belief that your country is better than others. 2  This made nations assertive and aggressive.