Passport

Singapore has world's strongest passport, outranks Finland & Japan - https://mothership.sg/2025/01/spore-has-worlds-strongest-passport-outranks-finland-japan/ - The index evaluated 199 countries and territories based on factors such as visa-free access, visa on arrival, and global mobility.

Singapore reclaims title of world's most powerful passport - https://mothership.sg/2024/07/singapore-2024-best-passport/ - Singapore has visa-free access to three more destinations than the five countries in second place.

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Imperial passport of Kublai Khan. It reads:"I am the emissary of the Khan. If you defy me, you die." From 1240 AD.