1. Trump wants to work together with Russia in destroying IS. Trump never talks about how they want to destroy IS, otherwise IS can prepare for it. Obama didn't wants top work with Russia in the war agains IS.
2. Obama wanted to spend more money on environmental issues. The measurement for saving emissions in the power plants are a good example for this. Trump wants the coal industry to start working again. This money can be spend on more importants things.
3. Trump is more busy than Obama to get the illegal immigrants out of the country.
4. Trump immediately cancelled ObamaCare. Obama wanted that all American people have a basic care health insurance. When ObamaCare will be cancelled, all people have to pay everything what they need from hospital, nursery, medecine and much more things. Poor people cannot afford healthcare anymore when abolishing this basic care. Trump has another plan. He want the people to open a savings account and pay no tax. So that people can save money for care.
5. According to Trump there are too much civil servants in the government at this moment. Savings can be made here.
6. Trump wants to abolish abortion. He wants the right for an abortion, that American woman have since 1973, abolished.
7. Trump disagrees with the marriage between gay couples. Marriage should only be possible between a men and a woman. He wants to abolish this in America
There are so much more differents between Trump and Obama. These are just examples for the main differents. Now you know what 'America first' means. Donald Trump wants to change a lot in America. He wants to make America bis again. 'Together we will make America strong again, make America rich again, make America proud again and make America save again. And yes, together we will make America great again. Thank you. God bless you. And god bless America.'