THE CHICHIMEC PERIOD. -- CONTINUED. Migration of the Aztecs -- Nations of Anáhuac at Beginning of the Thirteenth Century -- The Aztecs submit to the Tepanecs -- Reign of the Emperor Tlotzin -- Quinantzin, King of Tezcuco and Chichimec Emperor -- Transfer of the Capital -- Tenancacaltzin usurps the Imperial Throne at Tenayocan -- The Usurper defeated by Tepanecs and Mexicans -- Acolnahuacatl proclaimed Emperor -- Quinantzin's Victories -- Battle at Poyauhtlan -- Quinantzin again Emperor -- Toltec Institutions at Tezcuco -- Events at Culhuacan -- Mexicans driven from Chapultepec -- Alliance between Mexicans and Culhuas -- Religious Strife -- Foundation of Mexico -- Reign of the Emperor Techotl -- Political Changes -- Ruin of the Culhua Power -- Tezozomoc, King of Azcapuzalco -- Separation of Mexicans and Tlatelulcas -- Acamapichtli II., King of Mexico -- Quaquauhpitzahuac, King of Tlatelulco 321 CHAPTER VII. THE CHICHIMEC PERIOD -- CONCLUDED. Aztec History -- Reigns of Acamapichtli II. and Quaquauhpitzahuac -- Rebuilding of Culhuacan -- Huitzilihuitl II., King of Mexico -- Tlacateotzin, King of Tlatelulco -- Chimalpopoca Succeeds in Mexico -- Funeral of Techotl -- Ixtlilxochitl, Emperor of the Chichimecs -- Symptoms of Discontent -- Plans of Tezozomoc, the Tepanec King -- Secret Council of Rebels -- Religious Toleration in Tezcuco -- Conquest of Xaltocan and Cuitlahuac -- Birth of Nezahualcoyotl -- War between Tezcuco and Azcapuzalco -- Victories of Ixtlilxochitl -- Siege and Fall of Azcapuzalco -- Treachery of Tezozomoc -- Fall of Tezcuco -- Flight and Death of Ixtlilxochitl -- Tezozomoc proclaimed Emperor -- Re-organization of the Empire -- Adventures of Nezahualcoyotl -- Death of Tezozomoc -- Maxtla usurps the Imperial Throne -- Murder of the Mexican Kings -- Nezahualcoyotl's Victory -- Itzcoatl, King of Mexico -- Acolhua and Aztec Alliance -- Fall of Azcapuzalco -- The Tri-partite Alliance, or the New Empire 359 CHAPTER VIII. THE AZTEC PERIOD.