Which of the following was an impact of the shortage of labour in America and Australia?
It led to a mass migration from Europe.
It led to the failure of crops in America and Australia.
It lead to multiple famines in Australia and America
It forced the people of America and Australia to leave their countries.
The correct option is A It led to a mass migration from Europe.
The largest migration in history has been 'The Great Atlantic Migration' in the 1840s, which led to the migration of nearly 17 million people from Europe to North America, in which the people from countries like Germany and Ireland moved towards the latter.