3. KINGS Alfonso XI hadtwosons: Enrique II and Peter I . Peter wastheking of Castile so Enrique killedhim , becameking and startedthedinasty.
4. Juan I (Enrique’s son) inheritedthethrone. He wantedtojoinwith Portugal but he wasdefeated in thebattle of Ajubarrota. Then, his son, Enrique III conqueredtheCanaryislands.
5. Enrique’s son Juan II inheritedthepower. He hadseveralfightsagainstFernando’ssons. Then Enrique IVtookthepower. Theking’sauthoritydecreased a lot.
6. Then Isabel thefirstgotmarriedwith Fernando thefirst of Aragon and jointthecrowns of Castile and Aragon. Then Juana thefirstendedthedinasty.