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As European Union leaders restated their opposing views on Iraq , their foreign ministers debated the impending U . S . - led war against Iraq with EU president Greece keeping up appearances with a pledge to pursue a last ditch effort to avoid war .
 European Union, Iraq, U . S, Iraq, EU, EU president, EU president Greece, European Union leaders, their, their, their foreign ministers
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 European Union, Iraq, U . S, Iraq, EU, EU president, EU president Greece, European Union leaders, their, their, their foreign ministers