| A | B |
| industrialism | social and economic organization characterized by large industries, machine production, concentration of workers in towns and cities |
| isthmus | narrow strip of land having water on either side and connecting two larger bodies of land |
| expansionism | policy of expanding a nation's territory or its sphere of influence, often at the expense of other nations |
| protectorate | the relation of a strong state to a weaker state under its control and protection |
| annex | to incorporate into a country, state, etc. |
| treaty | a formal agreement between two or more nations |
| diplomacy | the conducting of relations between nations, as in making agreements |
| guerrilla | any member of a small defensive force or irregular soldiers, usually volunterrs, making surprise raids behind the lines of an invading enemy army |
| yellow journalism | use of cheaply sensational methods in newspapers to attract more or influence the readers |
| imperialism | policy and practice of forming and maintaining an empires |