Home Secretary Theresa May is expected to announce that the Government will opt out of a number of EU police and justice measures.
In a move that may inflame coalition tensions May is expected to use a Commons statement later today to confirm plans to exercise a treaty right to withdraw from 130 cross-border agreements, including the European arrest warrant.
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Coal's share of the power mix had fallen to 7%, while wind climbed to new highs to provide 15% of the country's electricity.
State Department spokeswoman Heather Nauert said Pence "was ready to take this opportunity."
Opposition activists said government forces have brought in more reinforcements in recent days.