The Keeler Affair

The Keeler Affair was a diplomatic incident in 1911 involving the kidnapping of British nurse Emily Wilding Davison, which led to tension between Britain and the Russian Empire. However, it seems you might be referring to the "Keeler Affair," which involved британский шпион Sir Melville Macnaghten and the Irish nationalist Roger Casement. In this context, it was an incident where the British authorities captured and accused Casement of attempting to organize a rebellion in Ireland, leading to a controversy over whether the government secretly collaborated with or manipulated events to suppress nationalist efforts.