- Nhung thang Icn tieu bieu:
b)Tit nam 1930 den nam
Tac dpng ciia cupc khung hoang kinh te tren the gidi 1929-1933 eiing v d i cupc " k h i i n g b d t r a n g " ciia Phap sau khdi nghla Yen Bai (9 - 2 -1930), da lam b i i n g no p h o n g trao each mang ciia quan chiing ca nude trong nhirng nam 1930 -1931. Sy lanh dao ciia Dang Cpng san Vi?t N a m da dua phong trao len tdi dinh cao v d i sy thanh l^p X6 viet d Ngh? Tinh. Phong trao tir cudi nam
1931 di vao thoai trao, each mang Vi$t N a m chuyen sang dau tranh nh3m phuc hoi phong trao (1932 - 1935).
Trong boi canh lich su nhfrng nam 1936 - 1939, khi chu nghla phat xit xua't hi^n, de doa hoa binh tiie gioi va phong trao chong phat xit 6 Phap gianh
thang \gi buoc dau, 6 nuoc ta day len phong trao dau tranh cong khai rong
Ion. Phong trao da thu hiit dong dao quan chung tham gia d u o i sir lanh dao ciia Dang, dau tranh doi t u do dan sinh, dan chu, com ao, hoa binh. Day la phong trao quan chiing c6 muc tieu, hinh thuc dau tranh moi me 6 nuoc ta va rat hiem c6 mot nuoc thuoc dja.
Cuoc Chien tranh the gioi t h u hai (1939 - 1945) da tac dong den toan the gioi. Cugc chien dau cua nhan dan Lien X6 va cac luc lugng dan chu the gioi chong phat xit thang Igi da tao dieu ki?n thuan Igi cho each mang nuoc ta va nhieu nuoc tien len giai phong dan tgc.
Dau nam 1941, Nguyen Ai Quoc ve nuoc true tiep lanh dao each mang, tai hgi nghj Trung uong 8 (5 - 1941) da hoan chinh chii truong chuyen huong dau
tranh de ra tai hgi nghj Trung uong 6 (11 - 1939): Giuong cao hon nua nggn c6
giai phong dan tgc, giai quyet van de dan tgc trong pham vi titng nude 6 Dong Duong. T u day, each mang nude ta day manh ehuan bj tien tdi khoi nghla gianh ehinh quyen.
Khoi nghla gianh ehinh quyen dua den thSng Igi Caeh mang thang Tam 1945 la ket qua cua qua trinh ehuan bj va tap d u g t trong 15 nam t u khi Dang ra doi. Dang da lanh dao cugc dau tranh qua nhieu thoi k i m toan d i ^ n va true tiep nhat la thai ki tien tdi ehuan bj Tong khoi nghla 1939 - 1945. Cugc khdi nghla t h i n g Igi, ehinh quyen ve tay nhan dan, nude Viet N a m Dan chu Cong hoa dugc thanh lap.