As speculation grows over whether President Donald Trump will receive the Nobel Peace Prize on Friday, the award’s history includes several recipients whose selections have drawn controversy.

The Nobel committee recognizes figures in the fields of physics, chemistry, literature, economics, and medicine, as well as diplomats who help secure peace. Trump, who is under consideration for the award, just announced a ceasefire between Israel and Hamas. Because of his track record in securing peace, Trump boasts a resume highlighting accomplishments greater in number and importance than many past winners.