Allied intervention in the Russian Civil War Powers to withdraw from North Russia and Siberia in 1920, though Japanese forces occupied parts of Siberia until 1922 and the northern half of Sakhalin until 1925. In 1917, Russia was in a state of political strife, and public support for World War I and the Tsar was dwindling. The country was on the brink of revolution. The February Revolution changed the course of the war; under intense political pressure, the Tsar abdicated and the Russian Provisional Government was formed, led initially by Georgy Lvov and later by Alexander Kerensky. The Provisional Government pledged to continue fighting the Germans on
Undercover: The True Story of Britain's Secret Police free press you’ll ever read." Marc Hudson in "Peace News" advised "activists really must read this book. They should share it, discuss it and learn from it". The book was also featured in a piece in the "London Review of Books". Undercover: The True Story of Britain's Secret Police Undercover: The True Story of Britain's Secret Police is a 2012 book by "The Guardian" journalists Rob Evans and Paul Lewis. The book investigates the infiltration of political activist groups in the United Kingdom by police forces, such as the Metropolitan Police. Groups targeted included those of the revolutionary left, far-right,