When comparing presidents of the 1800s to those of the 1900s and 2000s, modern presidents are more involved in

foreign policy.
economic issues.
social issues.
labor policy.

Foreign policy is a major focus for modern presidents, as they are tasked with handling relationships with other countries, negotiating treaties, and managing international conflicts. Economic issues are also a significant concern for modern presidents, as they must address issues such as trade agreements, budget deficits, and financial regulation. Social issues, such as civil rights, healthcare, and education, have become more prominent in the modern presidency as well. Labor policy, including issues such as minimum wage, workplace safety, and unions, is another area where modern presidents are heavily involved. Overall, modern presidents are tasked with addressing a wider range of issues and have a more varied and complex role than presidents of the 1800s.