A Pakistani Air Force cadet stands guard at the mausoleum of the founder of Pakistan Muhammad Ali Jinnah during a ceremony to mark the Defense Day in southern Pakistani port city of Karachi on Sept. 6, 2025.

Pakistan celebrated Defense Day on Saturday. (Str/Xinhua)

Pakistani Air Force cadets march at the mausoleum of the founder of Pakistan Muhammad Ali Jinnah during a ceremony to mark the Defense Day in southern Pakistani port city of Karachi on Sept. 6, 2025.

Pakistan celebrated Defense Day on Saturday. (Str/Xinhua)

Pakistani Air Force cadets march at the mausoleum of the founder of Pakistan Muhammad Ali Jinnah during a ceremony to mark the Defense Day in southern Pakistani port city of Karachi on Sept. 6, 2025.

Pakistan celebrated Defense Day on Saturday. (Str/Xinhua)

Pakistani Air Force cadets march at the mausoleum of the founder of Pakistan Muhammad Ali Jinnah during a ceremony to mark the Defense Day in southern Pakistani port city of Karachi on Sept. 6, 2025.

Pakistan celebrated Defense Day on Saturday. (Str/Xinhua)

Pakistani Air Force cadets march at the mausoleum of the founder of Pakistan Muhammad Ali Jinnah during a ceremony to mark the Defense Day in southern Pakistani port city of Karachi on Sept. 6, 2025.

Pakistan celebrated Defense Day on Saturday. (Str/Xinhua)

Pakistani Air Force cadets march at the mausoleum of the founder of Pakistan Muhammad Ali Jinnah during a ceremony to mark the Defense Day in southern Pakistani port city of Karachi on Sept. 6, 2025.

Pakistan celebrated Defense Day on Saturday. (Str/Xinhua)

Pakistani Air Force cadets march at the mausoleum of the founder of Pakistan Muhammad Ali Jinnah during a ceremony to mark the Defense Day in southern Pakistani port city of Karachi on Sept. 6, 2025.

Pakistan celebrated Defense Day on Saturday. (Str/Xinhua)