I mean, Bernie Sanders always had that. That’s a good part of why people liked him.

See him arguing against various wars where he stood among few against the many and was so far right on these takes:

https://www.youtube.com/watch?v=_om-x323Em0

https://www.youtube.com/watch?v=OZo97nFS9GU

One of the comments under the videos puts it well:

For every wrong move america has made in the last 40 years, there is a video of Bernie arguing against it.