washington president barack obama propose 200 million new military spend confront islamist militants north west africa u.s. defense officials say ahead tuesday budget rollouts next fiscal year u.s. officials decline specify nations fund would direct disclosure come unite state ally discuss ways halt spread islamic state libya elsewhere africa self-declared caliphate syria iraq propose increase u.s. defense spend north west africa component large 7.5 billion pentagon request fiscal year 2017 counter islamic state marginal increase order 200 million associate north africa one u.s. defense official say speak condition anonymity small group reporters another u.s. defense official tell reuters fund would also direct west africa vice chairman joint chiefs staff air force general paul selva say new fund aim address threats militant group across africa include al shabaab east boko haram west islamic state libya monies put budget address threats africa able work indigenous force well partner force get three particular threats others might emerge selva say u.s. defense secretary ash carter last week announce intention ramp spend counter islamic state unveil broad detail obama propose 582.7 billion defense budget key part 7.5 billion would go munition carter say unite state use many smart bomb laser-guided rocket iraq syria run low need invest 1.8 billion 45,000 air force budget include 4,500 small diameter bomb double previous year purchase also call 30,000 boeing co ba.n joint direct attack munition tail kit turn unguided bomb all-weather smart munition use gps guidance systems compare 22,000 previous year navy slat buy 100 hellfire missiles build lockheed martin corp lmt.n air force plan buy around 280. u.s. officials also say 7.5 billion would go toward train equip iraqi force fighters syria counter islamic state lieutenant general vincent stewart director defense intelligence agency warn monday group expansion libya egypt sinai peninsula nigeria algeria elsewhere unite state limit permanent military presence africa largely center u.s. base djibouti islamic state force attack libya oil infrastructure take control city sirte exploit power vacuum two rival governments battle supremacy pentagon say plan underway confront group libya although significant political hurdle could slow new campaign u.s. ally carter meet ally brussels week discuss ways accelerate campaign islamic state obama propose 200 million battle islamist militants africa