Royal Navy ships, British Army troops, and Royal Air force fighters are arriving on new deployments in eastern Europe to bolster NATO’s eastern front. HMS Trent is in the eastern Mediterranean, conducting NATO exercises with Merlin Helicopters and RAF P8 Poseidon Maritime Patrol Aircraft. They will be shortly joined by HMS Diamond, a Type 45 destroyer, which set sail from Portsmouth yesterday. Challenger 2 tanks and armoured vehicles of the Royal Welsh battlegroup have arrived in Estonia from Germany, with further equipment and around 1000 troops arriving over the coming days. This will lead t…