A costume from the Carnival band Vulgar Fraction‘s 2022 presentation, ‘Mas Mourning—Becoming Wreaths,’ by designer Robert Young. Photo by Jason Audain, used with permission. With its irresistible soca rhythms, colourful masquerade, fetes and steel pan competitions leading up to the two-day street festival preceding Ash Wednesday, Trinidad and Tobago Carnival is typically a joyous celebration — and one that was born out of deep pain. The 1881 Canboulay Riots, which are reenacted each year, are a startling reminder that Carnival’s freedom of expression, its refreshingly wanton bacchanalia, its i…