National Security Education Day marked in Hong Kong(1/4)

People attend a themed activity on national security at Victoria Park in the Hong Kong Special Administrative Region, April 15, 2024. (Photo: China News Service/Hou Yu)

April 15 this year marks the fourth National Security Education Day in Hong Kong, and various activities were held to mark the annual event.

A poster is hung to mark the fourth National Security Education Day in the Hong Kong Special Administrative Region, April 15, 2024. (Photo: China News Service/Hou Yu)

A boy plays a game during a themed activity on national security at Victoria Park in the Hong Kong Special Administrative Region, April 15, 2024. (Photo: China News Service/Hou Yu)

An exhibition is held to mark the fourth National Security Education Day at Victoria Park in the Hong Kong Special Administrative Region, April 15, 2024. (Photo: China News Service/Hou Yu)