| A | B |
| nationalism | people of similar language, religion, culture and history desiring to form an independent political unit |
| imperialism | gaining colonies for trade and settlement |
| colonial rivalry | rivalry between major European powers of control of colonial interests before WWI |
| alliance system | grouping of major European countries into two groups |
| bourgoise | commercial middle class |
| Boer War | war fought between Britain and Sth African Boers for contol of Transvaal and the Orange Free State |
| militarism | emphasis on building up military power:ships, army, weapons |
| Ottoman Empire | Turkish Empire |
| pacifism | belief that war and fighting are immoral |
| socialism | belief that resources should be redistributed equally in a society |
| assassination | killing with a political motive |
| Franz Ferdinand | Archduke, heir to the Austrian throne, assassinated by Gavril Princeps |
| Sarajevo | place where Gavril Princeps assassinated Archduke Franz Ferdinand |
| Bosnia | country annexed by Austria in 1908 |
| Kaiser | king of Germany pre 1918 |
| Wilhelm II | German king who feared the "iron ring of encirclement" |
| Austria | country that annexed Bosnia and Herzegovina in 1908 |
| Balkans | territory in eastern Europe held by the Ottoman Empire until 1912 |
| Belgium | country invaded by Germany in 1915 sparking the beginning of WWI |
| Russia | country that came to the support of Serbia in 1913 |
| Defence | most European countries increased spending for this by 1913 |
| Entente | alliance formed between Russia, Britan and France in 1907 |
| Bismarck | Chancellor who oversaw the unification of German |