Final answer:
The establishment of Parliament strengthened the rights of English citizens by allowing them to choose the monarch, participate in the law-making process, and prevent the king from having absolute power.
Step-by-step explanation:
The establishment of Parliament strengthened the rights of English citizens in several ways. Firstly, citizens were able to choose the monarch, which gave them a say in who would hold power. Secondly, laws were made by representatives of the citizens in Parliament, meaning that citizens had a role in the law-making process. Finally, the king was denied absolute power over citizens, as Parliament acted as a check on the monarch's authority.
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