Operation Overlord | Operation Enduring Freedom | Operation Barbarossa | Organization for Security and Co-operation in Europe | Operation Market Garden | Organisation for Economic Co-operation and Development | Operation Torch | Operation Vistula | operation | Operation Provide Comfort | Operation Anaconda | Police and Judicial Co-operation in Criminal Matters | Operation Weserübung | Operation Shingle | Operation Ivy | Operation Highjump | Operation Blue Star | Operation Anthropoid | Operation Paperclip | Operation Downfall | Operation Deny Flight | Operation Thunderbolt | Operation Southern Watch | Operation Michael | Operation Entebbe | Operation Condor | Operation Yoav | Operation Varsity | Operation United Shield | Operation Pacific |
On 9 December 2010 Alemayehu was arrested as part of Operation Galgo, an investigation by the Spanish Guardia Civil into a large-scale doping ring among athletes in Spain centred on the disgraced Spanish doctor Eufemiano Fuentes and the Spanish running star Marta Dominguez, who was arrested on suspicion of trafficking in drugs.