Republican or Democrat, any US leadership would be in the same boat here. I get why the republicans are using this, that's politics, but let's not pretend that it's anything more than that. That's why Vin and ctc are so adverse to offering specific responses, because there really aren't any.
Sell natural gas to Europe to offset sanctions by Europe? How much does that drive up the cost of natural gas? With winters we've been having, and people are paying double or triple to heat their homes every month, what's going to happen election day?
Of course Canada isn't taken seriously in the arm twisting business, (unless we're going up against Trinidad and Tobago), but the thing everyone seems to be missing is that RIGHT NOW, the US hasn't got any monetary or military capital to spend.