The merger of the Covenant of Mayors and the Compact of Mayors (Bloomberg) which took place in June 2016 creates the world's largest coalition of local and regional authorities united in the fight against climate change – the Global Covenant of Mayors for Climate and Energy.
Z združitvijo konvencije županov in koalicije županov (Bloomberg), do katere je prišlo junija 2016, je nastala največja koalicija lokalnih in regionalnih organov na svetu, ki so združeni v boju proti podnebnim spremembam, tj. svetovna konvencija županov za podnebne spremembe in energijo.