| Term | Definition |
| Economic Imperial Motive | motives included the desire to make money, to expand and control foreign trade, to create new markets for products, to acquire raw materials and cheap labor, to compete for investments and resources, and to export industrial technology and transportation methods |
| Political Imperial Motive | motives were based on a nation's desire to gain power, to compete with other European countries, to expand territory, to exercise military force, to gain prestige by winning colonies, and to boost national pride and security |
| Religious Imperial Motive | motives included the desire to spread Christianity, to protect European missionaries in other lands, to spread European values and moral beliefs, to educate peoples of other cultures, and to end slave trade in Africa |
| Exploratory Imperial Motive | motives were based on the desire to explore "unknown" or uncharted territory, to conduct scientific research, to conduct medical searches for the causes and treatment to diseases, to go on an adventure, and to investigate "unknown" lands and cultures |
| Ideological Imperial Motive | motives were based on cultural values such as the belief that the white race was superior, other cultures were "primitive," Europeans should "civilize" peoples in other parts of the world, great nations should have empires, and only the strongest nations will survive |