Thousands of materials have been discovered across the country since the outset of the new century. More than 40 pieces of data of 15 kinds on class education were displayed at the House for Class Education in North Hwanghae Province this year.

Discovered and displayed at the National House for Class Education were visual aid materials showing the places in the areas of the northern half of Korea where planes of the U.S. imperialists dropped germ bombs during the Korean War and more than 70 photos on germ bombs and victims.

Among them are those on secrete germ weapon research institutes, production facilities and varieties of germs strong in contamination and destruction including typhoid and cholera developed long ago.

More than 1,500 pieces of evidence were on display at the House for Class Education in Susan-ri, Kangso District, Nampho City.

The U.S. imperialist aggressors bestially tortured and killed in Susan, regardless of men and women, young and old, more than 1,050 inhabitants including officials of Susan-myon, members of the Workers' Party of Korea, active farmers and families of servicemen of the Korean People's Army which accounted for one third of the population of myon by employing more than 110 man-killing methods during the temporary strategic retreat of the Fatherland Liberation War.

Displayed at the House for Class Education in Songchon County, South Phyongan Province were at least 80 remains of patriots and inhabitants and over 240 pieces of relics of more than ten kinds including rubber shoes, buttons and keys which were discovered in Sakchang-ri,.

Displayed in the houses for class education in North Hamgyong, North Phyongan provinces, Kaesong City and other places were dozens of kinds of evidence such as bibles, cameras and mini-tape recorders which expose the crimes committed by the enemies.