Philip Chesney Yorke, 1911 Encyclopædia Britannica, Volume 7… (1911)
“ A council of the army accordingly established itself in opposition to the parliament, and demanded on the 6th of April a justification and confirmation of former proceedings, to which the parliament replied by forbidding meetings of the army council without the permission of the protector, and insisting that all officers should take an oath not to disturb the proceedings in parliament. The army now broke into open rebellion and assembled at St James’s. Richard was completely in their power ”
