Polservice states that due to Iraq ’ s invasion and occupation of Kuwait it was forced to demobilise 487 of its staff engaged in Iraq and repatriate them to Poland by air transport or , where not available , through Amman , Jordan . The evacuation of its staff commenced in August 1990 and continued until December 1990 and was organised with the assistance of the Ministry of Foreign Economic Relations of Poland ( “ MOFR ” ) , the Polish airline , PLL Lot ( “ Lot ” ) and Elektromontaz Export .