I would go to them and I would explain this is the price of going forward. We're going to move ahead in all these other areas. We're moving ahead in tax reform and GST, we are moving ahead on trade, but this will not be done at the cost of the environment.

I can see now a vision emerging how Canada is going to profit in the future from our Arctic resources without destroying the environment on which it is all based.

So that was Reagan's political problem. As a rancher in California, he was an environmentalist himself. But the President of the United States doesn't control everything that happens in Washington.

For example, the Prime Minister earlier this year talked about the importance of the Arctic to our future. He's right. A hundred years from now, the strength of Canada is going to be coming from our resources in the Arctic.

First, President Reagan was not enthusiastic. But I built up a relationship with him in other areas and then persuaded him that this was important to us and to me, and that we had to at least be in the process of looking at this seriously.

And look, I was a big, brassy guy who won and won big. I did what I wanted.

Like all of us, there were many facets to Margaret Thatcher's personality. In private she was kind, thoughtful, charming. Very attentive to her interlocutors. She took time to be concerned - she knew all about my children and wife Mila and so on.