Well, just like in reality War Bonds can be redeemed. The rate for the the value you can receive is as follows, straight out of the Rules of Engagement:
•All War Bonds have an initial return value of 50%.
•For every battle your army wins, the return value increases by 1%.
•For every battle your army loses, the return value decreases by 1%.
•For every game your army wins, the return value increases by 0.1%.
•For every game your army loses, the return value decreases by 0.1%.
•If your army wins the war, the return value increases by 10%.
•All redeemed War Bonds will be rounded up to the next 1000 vCash.
•For every battle your army wins, the return value increases by 1%.
•For every battle your army loses, the return value decreases by 1%.
•For every game your army wins, the return value increases by 0.1%.
•For every game your army loses, the return value decreases by 0.1%.
•If your army wins the war, the return value increases by 10%.
•All redeemed War Bonds will be rounded up to the next 1000 vCash.
vCash will be distributed later tonight.
~Mythonian