Which country hosted North Atlantic Treaty Organization (NATO) annual nuclear exercise 'Steadfast Noon' in October 2022?

Which country hosted North Atlantic Treaty Organization (NATO) annual nuclear exercise 'Steadfast Noon' in October 2022?

Explanation

On 17 October 2022, North Atlantic Treaty Organization (NATO) began its long-planned annual nuclear exercise 'Steadfast Noon' in northwestern Europe. 

Belgium hosted this exercise from 17-30 October 2022.