Religious display of tolerance in US military: the irony

The US military has eased restrictions on religious tattoos, hairstyles or apparel that troops can display while in uniform, as long as they do not jeopardize "unit cohesion". Source: Al Jazeera.

This picture produces a strange effect on me. Ironic.

“History makes it clear however, that the legend of fanatical Muslims sweeping through the world and forcing Islam at the point of the sword upon conquered races is one of the most fantastically absurd myth that historians have ever repeated.” - De Lacy O’Leary
This is one comment at the Al Jazeera article.