Parliament gradually increased its financial power during Henry IV’s reign.

Evidence

During this time therefore Parliamentary power over finance was greatly strengthened. … Not only did the Estates supply the money by voting the taxes, but they began to follow its expenditure, and to require and to receive accounts from the high officers of the State. — Winston Churchill, A History of the English-Speaking…, 600

Categorization

• corroborated: 2 independent passages support this claim — Winston Churchill, A History of the English-Speaking…, 600