Ahead of his speech, McCain sent a letter to the Federalist Society, an influential conservative group.
Councillor Dave Stewart has been selected as the new leader of the Conservative group.
While the Conservative group declined to directly answer the criticism, it had earlier defended its record.
In late September, the United States Justice Foundation, a conservative group based in Escondido, Calif.
The former leader of Leicestershire County Council has resigned from the county's Conservative group.
Birmingham City Council and Conservative group leader Mike Whitby has expressed reservations over the issue.
The Welsh Conservative group of AMs, of which Mr Jones was once a member, won't be "darned".
Nick Ramsay AM, chair of the Conservative group in the assembly, said it goes back to the issue of transparency.
BBC: Call for info on lobbyist meetings with Welsh ministers
Councillor Robert Knowles, leader of Waverley's ruling Conservative group, said he was sorry to see Mr Nichols go.
The Conservative group said Councillor David Carr was suspended from the community services portfolio, which includes responsibility for travellers.
David Parsons resigned from his post and was expelled from the Conservative group after an investigation over his expenses.
Angered by that, the ultra-conservative group vowed to go ahead with the gathering.
BBC: Tunisia bars Ansar al-Sharia Salafist meeting in Kairouan
The action comes as the London Assembly Conservative group called for a ban on Tube drivers going on strike.
BBC: Piccadilly Line Tube workers balloted for strike action
Last week the Conservative group in Cardiff Bay argued powers over energy, broadcasting and public holidays could be devolved.
The leader of the Conservative group Michael Lee said staff "need to know what the future holds for them".
The council's opposition Conservative group has criticised the pre-budget report for lacking detail.
Mr. ADAIR: It's called Let Freedom Ring, and it is a conservative group.
Leader of the opposition Conservative group Mike Snelling said housing was a massive and growing problem in the borough.
Whether the conservative group ALEC is behind this legislation is an open question.
Mr Parsons became an independent member of Leicestershire County Council after resigning from the county council's Conservative group last week.
The Conservative group has said reducing backroom costs means it can invest more in children's services and adult social care.
Writing on twitter, Tory AM Antoinette Sandbach said the Conservative group in Cardiff Bay had not discussed the tax cut.
That growth is about the same as another religiously conservative group, the Assemblies of God, which hasn't emphasized church planting.
The former leader of Leicestershire County Council has been expelled from the Conservative Group, even though he had already resigned.
BBC: Council ex-leader David Parsons expelled from Tory group
The council's Conservative group said it would consider charging residents for weekly collections if they voted for it in a referendum.
Exeter City Council's debate on bin collections, which has been put forward by the Conservative group, is due to take place later.
Conservative group leader, councillor Royston Smith, had called for Mr Williams' resignation.
But the Arkansas Family Council, a Christian conservative group, decided to broaden the ban to cover all cohabiting couples, gay or straight.
Further punishment is up to his own members within the Conservative Group.
But Jan Zahradil, Czech MEP and leader of the conservative group in the Parliament, said the UK had been made a "scapegoat".
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