Sweden is probably at the top.
Copper is more valuable than iron, so some countries focus on recycling more of it.
by recycling
The plural form for one country, many leaders is 'The country's leaders...'; the plural for many countries is 'The countries' leaders...
Poor countries do not recycling programs even though they need to conserve materials the most because they do not have the resources to do so.
Too many to list. You would be better off asking which countries have had female leaders.
my balls
Italy
Yes, they do. Democracy countries has their citizens vote their leaders.
Europe is a continent with over 50 countries. Each of those countries have their own leaders. So there are a lot more than three leaders in Europe.
This is passive. The active form would be 'The leaders of the two countries made an agreement.'
No leaders were present. The boundaries were decided centuries ago by the leaders of the European countries that conquered most of Africa.
Yes, they do. Democracy countries has their citizens vote their leaders.