Sources and licenses

Every clip is built from real archival material, and every item is credited in the clip’s Credits panel.

Archives we draw from

Library of Congress, Chronicling America: historic newspaper front pages (to 1963).
Library of Congress Prints & Photographs: only items marked “no known restrictions” or from public-domain government collections.
Wikimedia Commons: only public domain, CC0, CC BY and CC BY-SA files. Non-commercial and no-derivative licenses are excluded.
NASA Image and Video Library: NASA media is generally not subject to copyright in the United States.
Internet Archive: public-domain newsreels and films, and CC BY items.
Europeana: photographs from European libraries, archives and museums, open-reuse items only (public domain, CC0, CC BY, CC BY-SA).
Smithsonian Open Access: CC0 images from the Smithsonian's museums and archives.
Openverse: CC0, public domain and CC BY music beds.
Wikipedia “On this day” and month chronologies: the facts narration is written from.

Only public-domain or openly licensed media is used. Anything with unclear rights is left out automatically.
Attribution travels with every clip.
No deepfakes and no synthetic footage of real people. Camera moves on stills are the only motion we add.
Rights holders who believe an item is mislabeled can email info@chronoscape.live and it will be removed.