The first Labour government under Ramsay MacDonald.

During the First World War, while the Prime Minister David Lloyd George was busy fighting his generals as well as the Germans, his wife Margaret and his mistress Frances Stevenson were fighting their own battle at Number 10.

Despite the Duke of Wellington's enormous popularity, he incurred the nation's wrath by appearing to sympathise with the Irish Catholics. His reputation was also damaged by rumours of his friendship with Harriet Arbuthnot.

Herbert Henry Asquith's premiership and his fight to reduce the power of the House of Lords.

Disraeli, the master diplomat and favourite of Queen Victoria, at the age of seventy-three entertains beautiful and aristocratic sisters at Number 10.

William Pitt the Younger struggles against his fate - familial lunacy - while trying to govern the country and court the beautiful Eleanor Eden.