On This Day - What happened 1 April 1982 AD

During a crisis meeting headed by the Prime Minister Margaret Thatcher, the Chief of the Naval Staff, Admiral Sir Henry Leach, advised them that "Britain could and should send a task force if the islands are invaded". On 1 April, Leach sent orders to a Royal Navy force carrying out exercises in the Mediterranean to prepare to sail south.

The first mobile computers were heavy and ran from mains power. The first laptops, such as the Grid Compass, removed this requirement by incorporating batteries – and with the continued miniaturization of computing resources and advancements in portable battery life.