India, June 13 -- As Jeff Bezos and Lauren Sanchez prepare for what is anticipated to be a lavish, multi-day wedding in Italy's canal city, not everyone is raising a toast. The historic streets of Venice are now plastered with fliers, declaring: "No Space for Bezos." Locals, fed up with what they see as the billionaire's invasion of their already overwhelmed city, are making their opposition public.

It's not every day you see protest signs stuck to palazzos. But in Venice, that's exactly what's happening. One of the most eye-catching acts of dissent came from the San Giorgio Maggiore Church.

A bold red X slashed through Bezos's name, unfurled from its iconic bell tower. Other fliers were simpler, with direct slogans like "No Space for B...