Light fighter for Poland. Is it useful in the defence strategy of the country? [ANALYSIS]

Minister Błaszczak announced the acquisition of 48 KAI FA-50 Golden Eagle light fighters, the first of which would be delivered next year. It confirms rumors that appeared earlier in Korean sources. At the time, this information was disregarded as an effort to rise the stock prices of any Korean arms companies. Now the substance is confirmed by Minister Błaszczak. Why does Poland have light fighters?