And yet popular history judged him so harshly.
I think the "Peace in our Time" commentary was rhetorical over-sell. In hindsight, he might have been better served by making the Munich agreement sound less like a diplomatic victory and more like a diplomatic stall-for-time. Of course, that doesn't look so well in the papers, but it would be more of a wake-up call in Parliament.
He was "whistling past the graveyard".