International agreement from 12 December 2015 within the United Nations Framework Convention on Climate Change (UNFCCC) dealing with greenhouse gas emissions mitigation, adaptation and finance starting in the year 2020

2015 Copa América — 2015 edition of the Copa América association football competition

2015 FIFA Women's World Cup — 2015 edition of the FIFA Women's World Cup

January 2015 — month of 2015

2015 Formula One World Championship — 66th season of Formula One motor racing

2015 AFC Asian Cup — international football competition

2015 World Championships in Athletics — 2015 edition of the World Championships in Athletics

2015 European Games — sport competition

2015 Africa Cup of Nations — football championship of Africa

2015–16 UEFA Europa League — 45th season of Europe's secondary club football tournament organised by UEFA

2015 UEFA Super Cup — 40th UEFA Super Cup in 2015