Former Mexican President Luis Echeverria Alvarez dies

"On behalf of the Government of Mexico, I extend my deepest condolences to the family and friends of Luis Echeverria Alvarez, President of Mexico for a six-year term from 1970 to 1976," López Obrador tweeted.

Earlier, Russian President Vladimir Putin expressed condolences to the leader of Angola, João Lourenço, in connection with the death of the country's ex-president Jose Eduardo dos Santos.