The numbers of people coming to the United States from different regions and different countries has changed over time.
Find the answers to the following questions:
| Which European country provided the most immigrants to the United States between 1970-79? |
| Which South American country provided the most immigrants to the United States between 1990-99? |
| Which African country provided the most immigrants to the United States between 1950-59 |
The answer is the three countries listed without spaces. For example, if the countries was the Faroe Islands, Bolivia and Uganda, the answer would be entered as faroeislandsboliviauganda
Remember that other countries is NOT a country lol
Empire, Cocoa Beans, Marakesh