Militarism (Sid Meier's Civilization 5)

Civilization Karpanen noticed the approach of my troops near their borders and issued an ultimatum - get out or attack :

I answer that I just want to pass, but attack it through 5 moves

How many moves can't attack it on epic speed, to avoid claims from other civilizations in the form :

HAVE YOU PLEDGED TO WITHDRAW TROOPS FROM THE BORDER TO THE OTHER POWER, BUT BROKE THE PROMISE.