DELETE FROM Types WHERE Type = 'PROJECT_MANHATTAN_PROJECT';
DELETE FROM Types WHERE Type = 'PROJECT_OPERATION_IVY';
DELETE FROM Types WHERE Type = 'PROJECT_BUILD_NUCLEAR_DEVICE';
DELETE FROM Types WHERE Type = 'PROJECT_BUILD_THERMONUCLEAR_DEVICE';
DELETE FROM Projects WHERE ProjectType = 'PROJECT_MANHATTAN_PROJECT';
DELETE FROM Projects WHERE ProjectType = 'PROJECT_OPERATION_IVY';
DELETE FROM Projects WHERE ProjectType = 'PROJECT_BUILD_NUCLEAR_DEVICE';
DELETE FROM Projects WHERE ProjectType = 'PROJECT_BUILD_THERMONUCLEAR_DEVICE';
DELETE FROM ProjectPrereqs WHERE ProjectType = 'PROJECT_OPERATION_IVY';
DELETE FROM ProjectPrereqs WHERE ProjectType = 'PROJECT_BUILD_NUCLEAR_DEVICE';
DELETE FROM ProjectPrereqs WHERE ProjectType = 'PROJECT_BUILD_THERMONUCLEAR_DEVICE';
DELETE FROM ProjectCompletionModifiers WHERE ProjectType = 'PROJECT_BUILD_NUCLEAR_DEVICE';
DELETE FROM ProjectCompletionModifiers WHERE ProjectType = 'PROJECT_BUILD_THERMONUCLEAR_DEVICE';