Rubuta ci gaba don wannan sakin layi - A cikin 1964, Soviet mace cosmonaut Valentina Tereshkova, mace ta farko a sararin samaniya, ta ba da taron manema labarai a otal. Daga Janairu 3 zuwa 12, 1966, Habana Libre ta karbi bakuncin taron Tricontinental na farko na mutanen Asiya, Afirka da Latin Amurka. Fidel Castro ya zauna a cikin otal din Castellana Suite, daki 2224, a lokacin taron, kuma ya sanya ɗakin ya zama gidansa daga baya don duk manyan al'amuran diflomasiyya. Yanzu an adana ɗakin a matsayin gidan kayan gargajiya, tare da duk kayan ɗakuna na asali da zane-zane daga 1958. Daga Oktoba 23 zuwa Nuwamba 20, 1966, Habana Libre ta karbi bakuncin gasar Olympics ta 17 na Chess
, tare da baƙi ciki har da Bobby Fischer da Boris Spassky. A cikin 1967, otal ɗin ya karbi bakuncin ɗan siyasar Marxist na Chile Salvador Allende.