Tordesillas & Zaragoza Treaties — Lines dividing the non-Christian world between Castile and Portugal: the 1494 Tordesillas meridian (purple) and the 1529 Zaragoza antimeridian (green)
Photo Credit: By Lencer - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=3194339

Medici Papacy — Giulio Cardinal de' Medici, left; with his cousin Pope Leo X, center; and Luigi Cardinal de' Rossi, right;
by Raphael, 1519.
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=13520356

Pope Clement VII — By Sebastiano del Piombo c. 1531.
The J. Paul Getty Museum
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=79578596

Pope Clement VII — In the Basilica of Saint Paul Outside the Walls, Rome
Photo Credit: By Unknown author - Public Domain, https://commons.wikimedia.org/w/index.php?curid=42733578

Francesco de' Pazzi stabbing Giuliano de' Medici —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=68932006

Giuliano de' Medici — cropped
Photo Credit: By Sandro Botticelli - National Gallery of Art., Public Domain, https://commons.wikimedia.org/w/index.php?curid=2456256

Hanging of Bernardo Baroncelli — cropped
Photo Credit: By Leonardo da Vinci - Public Domain, https://commons.wikimedia.org/w/index.php?curid=12633620

de' Pazzi Coat of arms —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=3122801

Caterina de' Medici —
Photo Credit: By Cristofano dell'Altissimo - Atlante dell'arte italiana, Public Domain, https://commons.wikimedia.org/w/index.php?curid=37860881

Lorenzo di Medici, Duke of Urbino —
Photo Credit: By Raphael - Public Domain, https://commons.wikimedia.org/w/index.php?curid=4246015

Piero, eldest son of Lorenzo the Magnificent —
Photo Credit: By Gherardo di Giovanni del Fora - Public Domain, https://commons.wikimedia.org/w/index.php?curid=1589455