2025 CFL season In Canadian football, the Saskatchewan Roughriders defeat the Montreal Alouettes 25–17 to win their fifth Grey Cup.
2025 ATP Tour In tennis, Jannik Sinner defeats his rival Carlos Alcaraz in the final, 7–6 (7–4) , 7–5, to successfully defend his singles title at the 2025 ATP Finals.
Nuclear program of Iran Iranian foreign minister Abbas Araghchi says that Iran is no longer enriching uranium due, in part, to the damage at nuclear facilities following the Iran–Israel war and the US strikes on nuclear sites in Iran.
Constitutional Ecuadorians vote on a constitutional referendum, on foreign military bases, on public financing of political parties and the number of assembly members, and on a popular consultation about the convocation of an constituent assembly. All 4 were rejected.
2025 Chilean general election Also up for election are the whole Chamber of Deputies and half of the Senate.
Preliminary results indicate a second round between Jeannette Jara and José Antonio Kast on 13 December.
Broken railway line A broken railway line in the area of Życzyn, Garwolin County, in east central Poland is under police investigation as a possible act of sabotage. Two Ukrainian citizens have been identified as the suspects.
War on drugs in Ecuador Ecuadorian president Daniel Noboa announces that Spanish police have captured Los Lobos leader Wilmer Chavarría, who faked his own death and changed his identity, in Málaga, Andalusia.
Tungurahua Province At least twelve people are killed and ten others are injured when a bus crashes in Tungurahua Province, Ecuador.
2025 Delhi car explosion The National Investigation Agency of India states that the recent car explosion in Delhi was a suicide attack and report the arrest of a suspect accused of helping acquire and prepare the vehicle used in the blast.