Answer:
It has increased rapidly
Explanation:
In 1950 there were around <u>2.5 billion</u> people living in the world, while today that number is <u>7.5 billions.</u>
In most of the developed countries the population has grown rapidly, of course among the other things because health system in those countries has developed and is still developing pretty fast.
For example United States had 150 million inhabitants and now that number has doubled - more 320 millions.
The Impact<span> and </span>Effects of WW1<span> on America </span>were<span>envisioned in a famous quote by President Woodrow Wilson. ... </span>Effects of WW1<span> on America Fact </span>1<span>: The </span>impact<span> of the Great </span>War<span> on the United States saw political, economic and social changes. The United States emerged from the </span>war<span> as a </span>world<span> military and industrial leader</span>
Answer:
man power, cheap labour, low wages
