Sharana permanent forward operational base all helicopters and unit members numbering 110 soldiers were flown on 17 January 2010. The Czech helicopter unit known as Task Force Hippo was ranged under Alliance Regional Command East. TF Hippo entered ISAF operations on 25 January 2010. The first advisory group of the Czech Air Force was sent to Afghanistan in April 2008. Involved then there were members of the 231st of the time and the recent 221st Helicopter Squadron who have been tasked to participate in an establishment of the new Afghan National Army. As a part of the international Operational Mentoring and Liaison Team (OMLT) they started to work as instructors during training of Afghan Mi-24 attack helicopter crews and in the same way to train ground personnel. A new Czech team was added to the deployment in 2010. The new Czech group consisted of pilots and technicians from the 243rd Helicopter Squadron, respectively from the 24th Transport Air Base at Prague-Kbely. The main task of Kbely AMT (Air Mentoring Team) section has been defined as air training of Afghan Mi-17/Mi-171 transport helicopter crews. The Czech Republic also provided a material help to Afghan Air Force which included supplies of aviation equipment – six Mi-17 transport helicopters and six Mi-24 attack helicopters. After selected helicopters underwent major overhauls and modernizations all have been presented to the Afghan National Army during the 2007–2009. Baltics The Czech Republic first joined the Baltic Air Policing (BAP) mission from 1 May until 31 August 2009 when a four-Gripen contingent was based in Baltic region. The second mission of the task force took place from 1 September 2012 until 4 January 2013. The main task of the Baltic Air Policing 2012 mission was to ensure protection of the airspace over the land and water territory of the three Baltic states – Latvia, Lithuania and Estonia. The whole mission was a part of NATINADS, operating from the Šiauliai Air Base in Lithuania. Remaining Czech Air Force Gripens were also in a 24/7 readiness on their home base at Čáslav. As in 2009, also during the 2012 Baltic mission the targets of Alpha scrambles were Russian military aircraft that failed to observe the flight rules of the civilian air corridors. Sinai Peninsula One of the most important tasks of the Czech military transport aviation in recent years is to provide support to the international Multinational Force and Observers