males age 16-49: 2,104,378
females age 16-49: 2,129,985 (2010 est.)
Manpower reaching militarily significant age annually:
male: 177,985
female: 172,180 (2010 est.)
Military expenditures:
1.3% of GDP (2006) country comparison to the world: 117
Transnational Issues ::Niger
Disputes - international:
Libya claims about 25,000 sq km in a currently dormant dispute in the Tommo region; much of Benin-Niger boundary, including tripoint with Nigeria, remains undemarcated; only Nigeria and Cameroon have heeded the Lake Chad Commission's admonition to ratify the delimitation treaty that also includes the Chad-Niger and Niger-Nigeria boundaries