Around 23,000 Jehovah's Witnesses will be in Calgary this weekend for the 2026 Eternal Happiness Convention at the BMO Centre. and around the world will be participating in this year's event, said Jehovah's Witnesses Canada spokesperson Brad Pramberg at a special welcoming reception for delegates on Tuesday afternoon. Historically, the first Jehovah's Witnesses came to Alberta back in 1895 in the town of Calmar. Thousands of Jehovah's Witnesses in CalgaryThere are well over 6,000 Jehovah's Witnesses in Calgary that are separated into 44 congregations. Brad Pramberg, regional spokesman Canada Branch Jehovah’s Witness Canada, as the Eternal Happiness Convention is set to take place at the BMO Centre, with thousands attending.