1.   Missile troops positioned on hilltops are very handy for protecting artillery units.

2.   Rebel artillery units have regularly bombarded the airport.

3.   Artillery units had pounded the area.

4.   Before the breakup of Yugoslavia, Jovanovski served in the Yugoslav army in an artillery unit guarding Belgrade.

5.   A nearby artillery unit raises chickens and pigs.

6.   Dutch forces in Macedonia have been reinforced in the past two days by artillery units, according to the Netherlands Ministry of Defence.

7.   Explosions thundered around a Taliban military academy, artillery units and suspected terrorist training camps, according to accounts from The Associated Press.

8.   For example, the artillery unit moves like the real thing, leaving a dust cloud and tread marks in its wake.

9.   From World War I to the Persian Gulf war, the U.S. Army positioned paratroopers or other infantrymen in front of the leading artillery units.

10.   He ordered nuclear warheads off surface ships and out of artillery units.