Declaration of Independence 1876-Present

From a channel Lumen includes in full: This is a classroom resource channel made by and for history teachers. Each short video is a straightforward narrated explanation of a historical topic, paired with comprehension and critical-thinking questions in the description. Every available transcript is plain didactic exposition with no entertainment framing, and the titles are descriptive. A couple of titles lean mildly hooky (e.g. 'Surprising Origins'), but none are clickbait in the shouty or withheld-information sense.

A 3-minute video from The Daily Bellringer's catalogue; the title names its topic.

Video by The Daily Bellringer, played through YouTube's embedded player.