The Protestant Reformation in Sweden had to overcome many obstacles. It faced strong pushback from the Catholic Church, and there were also problems among the people.

Key People:

• Olaus Petri: He helped spread Lutheran ideas.
• Gustav Vasa: He backed the Reformation but had a tough time with political challenges.

Challenges:

• Many people did not accept the changes right away.
• There were fights between those who wanted religious changes and those in power.

Solutions:

• Teaching people about Lutheran beliefs.
• Slowly introducing changes into everyday life.