with all of mainland europe under his control hitler prepares for the last obstacle in his way before head for north america and great britain . with an overwhelming edge in aircraft goering luftwaffe look unstoppable on paper . once in the air however the raf tenaciously disrupt the paradigm by blow the enemy out of sky air at a seven to one rate . the battle of britain rage on for a over a year a the island nation be bloody but unbowed provide crucial time for their american ally to produce more arm for the inevitable struggle . use more staged footage than the three previous documentary in the why we fight series the battle of britain have a more propaganda like feel to it with the dramatize ( some with unmistakable warner music score ) scenes glaringly obvious to newsreel . in an ironic twist amid the devastation cause by german air attack beethoven seventh symphony be employ to underscore the visual suffering . the story itself be one of remarkable courage by a defiant nation who refuse to buckle under to the devastate attack inflict upon it by up until that point an invincible war machine . it be the 20th century version of the 300 spartan . there have be more exhaustively research and well look commercial effort do on this battle since this film but the immediacy and motivation the battle of britain provide then will always make it a more valuable document of england during it fine hour .