Obama, in Speech on ISIS, Promises Sustained Effort to Rout Militants

Estimated U.S. airstrikes by year

Somalia

3

2

1

1

1

1

2

Yemen

1

2

4

10

41

26

16

Pakistan

1

2

3

5

35

53

117

64

46

28

7

’02

’03

’04

’05

’06

’07

’08

’09

’10

’11

’12

’13

’14