Indopui I a tawp chuan a thil tawn chuan offensive aiin defensive thiltihtheihna chu a nemnghet niin a lang. Offensive hlawhtling tur chuan pathum atanga pakhat tal number-a sang zawk neih a ngai niin mi tam tak chuan an ngai a. Indopui inkar kum khan France leh Germany inkara Maginot Line leh a tlem zawk Siegfried Line siamna bulpui ber chu defensive concepts a ni. Mahse, kum 1918-ah chuan offensive chungnunna atana thil tul pahnih chu a lo thleng ta a: tank leh thlawhna. Cambrai (1917) leh Amiens (1918) indona khan tank tam tak, mak tak maia, leh hmun nghet leh zau takah hman a nih chuan eng trench system pawh hi tihchhiat theih a nih thu a lo finfiah tawh a ni.

German-ho chuan he zirlai pawimawh tak, mahse fiah lo tak hi Indopui I a\angin an zir chhuak a, a lehlamah chuan Allies-ho chuan an hnehna chuan an hmanraw, ralthuam leh hruaitu nihna a nemnghet niin an hria a, indona inkar hun lai khan French leh British sipaite chuan ralthuam thar an rawn luhtir hreh hle a ni , hmanraw hrang hrang, leh thurin te. Chuvang chuan kum 1939 khan British Army chuan armored division pakhat mah an nei lo va, French tank te chu infantry division zawng zawngah packet te tein an sem darh ta a ni. German-ho erawh chuan kum 1935-a an rearmament program an tan hnuah tank formation lian tak tak chu a hlawhtling takin an siam tan ta a ni.

Thlipuiah chuan indona technology pawh kum 1918 leh 1939 inkar khan nasa takin a danglam tawh a, sipai thlawhnate chu a lian zawng, a tlan chakna leh a hlat zawngah a pung a, tuipuiah hnathawhna atan chuan lei chunga lawng chak ber berte zui thei tur thlawhna phur lawng siam a ni. Vanlawng chi thar siam zingah hian dive bomber pawh a tel a, hei hi tank-plane-infantry combination-a tel vein hmêlma hmun chak tak tak, hmun hniam taka bomb-a dik taka bomb theihna tura ruahman a ni.

Ram zawng zawngah low-wing monoplane fighter chak tak tak siam chhuah a ni a; heng thlawhnate hi a bul berah chuan wing-a machine gun pariat atanga 12 dahna tur flying platform an ni. Khawpui leh sipai chakna hmunte strategic bombardment atana hman theih tur light leh medium bomber te pawh siam a ni bawk. Sipai leh civil target-a bomber hmanga beih hlauhawmna chuan England ramah radar siam chhuahna a thlen nghal a ni. Radar hmangin thlawhna hla tak awmna hmun, a hlat zawng leh a san zawng leh a tlan chak zawng chu eng boruak pawh ni se, a hriat theih phah a ni. Kum 1938 December thla thleng khan England tuipui kamah radar station panga din a ni a, station 15 siam belh a ni bawk. Chuvângin, kum 1939 September thlaa indona a lo thlen khân, Great Britain chuan hmêlma thlawhna lo hnaih hun tûr hriat theihna tûr radar station vaukhânna chain a nei a.