Poland

Poland (ポーランド), officially the Republic of Poland is a country located in Central Europe. Poland shares borders with seven countries; Russia and Lithuania to the north, Belarus and Ukraine to the east, Slovakia and Czech Republic to the south, and Germany to the west.

Background
The Anti-Electromagnetic Wave Relief Committee (抗電波救済委員会) is located in Starogard, Poland.

Toaru Majutsu no Index Light Novel Volume SS2
On the Second Friday of October, Misaka 10855 was one of the Sisters sent to Gemstone Mining research organizations around the world. She was sent to Starogard, Poland, at the Anti-Electromagnetic Wave Relief Committee, to destroy the facilities and rescue the gemstone there. During her periodic progress report, she was seemingly engaged with the last bit of resistance at the facility.