Unfortunately the UK is no longer in the European Union, so their plug is never going to be unified. The EU seriously considered unifying wall sockets, but in

Unfortunately the UK is no longer in the European Union, so their plug is never going to be unified. The EU seriously considered unifying wall sockets, but in the end it turned out to not really be worth the effort. Most devices have either a Europlug or CEE 7/7 plug, which are compatible with virtually all wall sockets in the EU. Italy and Denmark are slowly switching their proprietary wall sockets to the more common Schuko variant, if I recall correctly, so improving it isn't impossible!