here are the active EU missions for today.
The Way to Glory – win 15 victories, get 250k credits once per day
Learning by Doing – be one of the top 3 XP earners in your team (no matther whether you win or lose), get 20 percent more crew XP
Know your Trade – earn 50k XP per day, get 1 day of premium account (once per day)
Small but Deadly – kill 30 enemies with your tier 4+ light tank from 3rd to 7th September, get 1x ventilation and 10 gold repair kits, can be done only once per account
Featherweight for Victory! – win 10 battles with your tier 4+ light tank (you can use more light tanks to fulfill the criteria, it adds up), get 50k credits – once per day