Rise of the Cuzco state under Pachacuti (c. 1438–1471 CE)

1. Radiocarbon study supports earlier Machu Picchu use

   Jan 1, 1420Labels: Machu Picchu, Radiocarbon Study

   • Machu Picchu
   • AS 2021

2. Chanka assault leads to Cusco leadership change

   Jan 1, 1438Labels: Chanka, Cusi Yupanqui

   • World History
   • Chanka War

3. Pachacuti begins reign (traditional chronology)

   Jan 1, 1438Labels: Pachacuti, Cusco State

   • World History
   • Pachacuti

4. Rebuilding program begins in Cusco

   Jan 1, 1438Labels: Cusco, Urban Rebuilding

   • Coricancha
   • World History

5. Coricancha renovation credited to Pachacuti

   Jan 1, 1438Labels: Qorikancha, Pachacuti

   • Coricancha
   • Coricancha

6. Imperial domain framed as four suyus

   Jan 1, 1440Labels: Four Suyus, Tawantinsuyu

   • Pachacuti
   • World History

7. Construction begins at Machu Picchu (traditional model)

   Jan 1, 1450Labels: Machu Picchu, Royal Estate

   • Machu Picchu
   • World History

8. Sacsayhuamán built during Pachacuti’s reign

   Jan 1, 1450Labels: Sacsayhuam n, Stonework

   • Britannica

9. Amaru Yupanqui co-rule placed mid-reign (traditions)

   Jan 1, 1450Labels: Amaru Yupanqui, Co-rule

   • Pachacuti

10. Túpac Inca Yupanqui assumes military command (traditional)

    Jan 1, 1463Labels: T pac, Military Command

    • Pachacuti
    • T pac Yupanqui

11. Inca conquest of Chimor placed around 1470

    Jan 1, 1470Labels: Chimor, Chan Chan

    • World History
    • Chimor War

12. Pachacuti dies; succession by Túpac Inca Yupanqui

    Jan 1, 1471Labels: Pachacuti, T pac

    • Pachacuti
    • World History