Final answer:
The main grievances levelled at Governor William Berkeley in the Declaration of the People of Virginia 1676 included taxation, judicial corruption, personal enrichment, failure to protect English colonists, and protection of the colonists against the Indians.
Step-by-step explanation:
The subject of this question is History. The student is asking about the main grievances levelled at the Governor of Virginia colony, Sir William Berkeley, as stated in the Declaration of the People of Virginia in 1676. These grievances include taxation, judicial corruption, personal enrichment, failure to protect English colonists, and protection of the colonists against the Indians.