Analysis of the challenges and goals of the Army's program by Lt. Gen. Stephen Speakes.
Lt. Gen. Jeffrey A. Sorenson discusses software and network development efforts.
This is the Army's most ambitious modernization program since World War II. It's also one of the most controversial.
The success of Future Combat Systems depends on the software, under development by the Army's battalion of contractors, led by Boeing.
From the introduction of tanks, airplanes and machine guns to wireless networks, here's a look at the the Army's technological advances from World War I to what it expects to complete by 2030.

"The Army and its contractors say that they must act to try to counter tomorrow's unpredictable threats. Hence, Future Combat Systems," said The Post's Alec Klein during an online discussion about this project.

Note: Please upgrade your Flash plug-in to view our enhanced content.

SOURCE: Paul D. Mehney, public communications officer, U.S. Army | INTERACTIVE DESIGN: Adam Kipple | GRAPHIC: Andrea Caumont and Todd Lindeman - The Washington Post | VIDEO: Alec Klein - The Washington Post; Pierre Kattar -; and courtesy of the U.S. Army and BAE Systems | VIDEO EDITOR: Jonathan Forsythe | WEB EDITOR: Alicia Cypress

© The Washington Post Company