An important obstacle to the efforts by Stuart kings to create a stronger royal government in England before 1688 was the

While there were instances of rebellion among Catholic subjects, particularly in Ireland, this was not the primary obstacle to strengthening royal government. The rebellions were often responses to broader political and religious issues rather than a direct challenge to royal authority across England.

The wars with Scotland, including the Bishops' Wars, did pose challenges for the Stuart kings, but these conflicts were not the most significant barrier to establishing a stronger royal government. The struggles with Parliament regarding governance and finances were far more impactful on their overall authority.

While the lack of a uniform state church contributed to religious tensions, it was not the primary barrier to royal authority. The Church of England was established as the state church, and the issues surrounding it were more about governance than a direct challenge to the monarchy itself.

The failures in colonial ventures were certainly a setback for the economy and prestige of the crown, but they did not directly impede the Stuart kings' efforts to centralize power at home. The primary obstacle was rooted in the dynamics of governance and financial control with Parliament.