| dry land piracy | 0.53 |
| tailored to the goal | 0.41 |
| search for security | 0.30 |
| drive for power | 0.30 |
| drive for prestige | 0.30 |
| drive for nationalist e… | 0.30 |
| expand in 19th and 20th… | 0.30 |
| revisit political and e… | 0.30 |
| gain international repu… | 0.25 |
| influence such notable … | 0.25 |
| More » |
| war | 0.21 |
| headed by the united st… | 0.30 |
| suggested to explain su… | 0.27 |
| linked | 0.21 |
| happened in afghanistan | 0.16 |
| happened in iraq | 0.16 |
| happened in libya | 0.16 |
| happened in syria | 0.16 |
| concerned | 0.16 |