Treaty of Prüm, 855 — The Kingdom of Lotharingia (Lothair II, purple) For Charles, a new kingdom was formed by the union of Provence proper with the duchy of Lyons (i.e. the Lyonnais and the Viennois)
Photo Credit: By Trasamundo - Own workAquitania - https://commons.wikimedia.org/w/index.php?curid=9729855

Seal of Lothair II —
Photo Credit: By Tassin & Toustain. pour le versement et les modifications ː G.Garitan - BM de Reims, Public Domain, https://commons.wikimedia.org/w/index.php?curid=60394907

Louis II of Italy — As shown in a 12th-century manuscript of Johannes Berardi's Chronicon casauriense.
Photo Credit: By Johannes Berardi (chronicon casauriense) - Public Domain, https://commons.wikimedia.org/w/index.php?curid=17716318

Catherine Orchestrates Coup — Catherine II on a balcony of the Winter Palace on 9 July 1762, the day of the coup
Photo Credit: By Кестнер (Kaestner) Иоахим X. - Public Domain, https://commons.wikimedia.org/w/index.php?curid=32951794

Catherine II the Great —
Photo Credit: By Unknown - Public Domain, https://commons.wikimedia.org/w/index.php?curid=61458969

Paul I aged 46 —
Photo Credit: By Vladimir Borovikovsky - Public Domain, https://commons.wikimedia.org/w/index.php?curid=86714941

Flag of Imperial Russia —
Photo Credit:

Casanova's Escape — Illustration in Casanova's Histoire de ma fuite des prisons de la République de Venise qu'on appelle Les Plombs (Story of my Flight), 1787. From the German edition, 1788.
Photo Credit: By Engraver, 1787 - From original edition. Bibliothèque nationale de France, Public Domain, https://commons.wikimedia.org/w/index.php?curid=24654459

Jeanne Marquise d’Urfé —
Photo Credit: By Unknown - http://aulivrebleu.pagesperso-orange.fr/Urfe.html, Public Domain, https://commons.wikimedia.org/w/index.php?curid=21814054

"It's him. Place him in custody!" — Frontispiece illustration of Casanova's History of my Flight from the Prisons of the Republic of Venice. (1787, dated 1788)
Photo Credit: By Engraver, 1787 - From original edition, Bibliothèque nationale de France, Public Domain, https://commons.wikimedia.org/w/index.php?curid=24696005

Casanova —
Photo Credit: By Johann Berka - Public Domain, https://commons.wikimedia.org/w/index.php?curid=2337181