Jarosław Kaczyński is a Polish politician and lawyer, born on June 18, 1949. He co-founded the Law and Justice Party (PiS) in 2001 and has served as its leader since then. Kaczyński was the Prime Minister of Poland from 2006 to 2007 and has been a significant figure in Polish politics, influencing various policies and reforms. Kaczyński is known for his conservative views and strong stance on national sovereignty. He has played a crucial role in shaping Poland's political landscape, particularly in relation to the European Union and issues of national identity. His leadership has sparked both support and controversy within the country.