Historical lateral thinking puzzles

In the 1940s, a real football game in Brazil ended with an unusual score of 0.5 - 0. What happened?

Why is it better to have round manhole covers than square ones?

Over 80 percent of Greenland is covered in ice. But why then it was called Greenland (a green land)?

George was late for a math class and misunderstood the teacher. This brought him a reward and recognition! What happened?

The woman is speaking something and she is upset. Nobody can understand her but a man is filming her on camera. Why? And what is happening?

Every day he puts on green lipstick. But almost no one notices it.

Bill always wore a silk scarf to work, whatever the weather. What’s his job, and why does he need this scarf?

Beulah died in the Appalachians, while Craig died at sea. Everyone was much happier with Craig's death. How come?

In the 1950s in America there was invented a chicken gun. What for?

Two devices are commonly used by people. They are created for the same purpose. But one of them has lots of details and another does not has any. What are these things?

One person decided to play golf with Nick Faldo, imposing one condition - he will choose the time and the place for a match. Nick agreed. As a result this person beat the champion.

Landlords used to delay payment to people who built and repaired houses or even booted them out without money. But the builders came up with an uncommon move, which immediately made the landlords pay them in full. What did they do?