Western Leaders who have come to a position recognizing a Global Terror Jihad:

√ George W Bush (former U.S. President)
√ Tony Blair (former U.K Prime Minister)
√ Tony Abbott (Current PM Australia)
√ Stephen Harper (Current PM Canada)
√ David Cameron (Current PM U.K.)
√ Fattah El Sisi (Current President Egypt)

Western Leaders who deny, or refuse to recognize, a Global Terror Jihad:

Χ Barack Obama (Current U.S. President)
Χ Julia Gillard (Former PM Australia)
Χ François Hollande (Current French President)
Χ Recep Erdogan (Current President Turkey)

Now, this is merely an objective exercise. However, what do the leaders in the denial group have in common?   Answer: They are all ideological socialists (modern progressives).