Several things developed in the 50's:
Credit cards
Velcro
Color TV
TV dinners
Microwaves
Birth control pills
Ultra sounds
Bubble wrap
Seat belts
Automatic doors
Maybe this gives you an idea of what was going on then, hope it helps.
I Believe it was the citizens since Greece was a democracy <span />
Pablo Picasso painted the image above
Answer:
Britain was in heavy debt
Explanation: