Last February the European Commission said it wanted to see a universal charger introduced for mobile phones. It's a move that was supported by the GSMA, the ITU, the CTIA and a number of manufacturers.
The EC now says it expects the micro-USB socket to be used for charging on new phones from 2011. This will be standard on all new phones that are fitted with a mini-USB socket for data transfer with a PC.
[More details: Independent.co.uk]