As of 2023, Kleine Brogel is one of six active air bases in five European countries with B61 nuclear bombs in underground WS3 Weapon Storage and Security System inside aircraft shelters.

By 1 March the Royal Canadian air force flying late model Spitfire fighter aircraft arrived at the base.

At some points there was some discussion about the NATO nuclear weapons at times being stored in the facility by the United States Air Force (USAF) in conjunction with military as overseen by the Belgian government.

[6] In 2010 after many years of work, the Kleine Brogel aircraft museum was established, featuring history and aviation exhibits.

[7] Before June 2013, none of the five NATO member states whose air forces store nuclear bombs domestically (Belgium, Germany, Italy, the Netherlands and Turkey),[6] have provided an official confirmation of its existence.

However, former Italian President Francesco Cossiga declared that the Aeronautica Militare hosted or shared US nuclear bombs just as other NATO member states do.

[8][9] On 10 June 2013, former Dutch prime minister Ruud Lubbers confirmed the existence of 22 shared nuclear bombs at Volkel Air Base.

[11][12] As of 2023, Kleine Brogel is one of six active air bases in five European countries with B61 nuclear bombs in underground WS3 Weapon Storage and Security System inside aircraft shelters.