1.   A Marine regiment was equipped with plasma cannon, and the Marine battle armour was proof against most weapons.

2.   Even my highly regrettable tendency to react positively whenever the fridge door is opened was proof against that.

3.   Roxburgh Castle was proof against all but prolonged siege and heavy artillery.

4.   Their defences are proof against most weapons.

5.   The battle of the Catalaunian Plains was proof that the imperial policy could work, if only for a limited period of time.

6.   Of course, she reminded herself sternly, that was just proof that she had not had many sensual encounters.

7.   It has been argued that the form the expansion took-monetary expansion rather than tax cuts -- is proof of this intention.

8.   Even this is not proof against all errors.

9.   As for myself, work on the atom bomb was proof that even pure research soon finds applications of one kind or another.

10.   As with civilian trials and military court martial cases, the standard for convicting a defendant would be proof beyond reasonable doubt.