U.S. Army M-109 Self-propelled Howitzer rolls through the streets of Zupanja, Croatia. A U.S. Army M-109 155mm Self-propelled Howitzer rolls through the streets of Zupanja, Croatia, as it heads towards the pontoon bridge on the Sava River on Jan. 2, 1996. The howitzer will join the NATO Implementation Force (IFOR) deployment into Bosnia and Herzegovina for Operation Joint Endeavor. The howitzer, from the 2nd Battalion, 3rd Field Artillery of the 1st Armored Division, was transported to Zupanja by rail from Kirch-Goens, Germany. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 389110-T-WQU65-174.jpg Photo Gallery