Recentism

I grant that I might here be suffering from "recentism" — that is, attributing too-great significance to very recent events.

[…]the tendency in the discipline of international relations to bolster endemic ethnocentrism with temporal short-sightedness – the flaws of parochialism and recentism[…]

Those who are persuaded by the breakup argument are victims of “recentism” — they are unduly influenced by the recent past and not sufficiently cognizant of previous history[…]