 Complete the following phrase:  However, the Scots were increasingly concerned at their loss of political and economic power since 1603. In an effort to mitigate this, during the 16421645 First English Civil War, the Coveters agreed the 1643 Solemn League and Covet. One outcome was the creation of the Committee of Both Kingdoms, a union of English and Scottish parliamentary leaders; opposed by English Royalists and Oliver Cromwell, it was suspended in 1645. In 1647, the Scots agreed to restore Charles to the English throne; their failure in the 16481649 Second English Civil War led to his trial and 