They don't plan based upon enemy intent, but rather based on enemy capabilities.

CNN: War Strategy: Planners must ask 'What if?'

With no police or language capabilities, the platoon knew who was an enemy only when he opened fire.

WSJ: Meanwhile, in the War in Afghanistan...

In either, a breakthrough here (in 2010 rather than 2030) would immediately expand capabilities needed to stay ahead of a changing enemy.

CENTERFORSECURITYPOLICY: The power of Jake

Having by then, of course, a better feel for the security situation, the improvements and the capabilities of our Iraqi counterparts, and the enemy situation.

NPR: Petraeus, Crocker Brief Congress on 'Surge'

Hard-pressed military planners are often tempted to create a force geared to defeat a specific, current enemy, while neglecting investment in the more broad-based capabilities required to meet future threats.

CENTERFORSECURITYPOLICY: Where are the carriers?

The Clementine II, Kinetic-Kill Anti-Satellite and Military Space Plane programs are the technological seed corn for such crucial capabilities as space-based missile defenses, neutralizing enemy satellites and having prompt, reliable and inexpensive access to and use of space.

CENTERFORSECURITYPOLICY: AN OPEN LETTER TO PRESIDENT CLINTON

Gen Shelton's comments come soon after a senior Iranian commander said it had growing "electronic warfare" capabilities that it planned to use to disrupt what it called enemy communication systems.

BBC: US general warns over Iranian cyber-soldiers

We're investing in the 21st century military and intelligence capabilities that will allow us to stay one step ahead of a nimble enemy.

WHITEHOUSE: President Obama: Our Security, Our Values