BIBLIOGRAPHY
Wikipedia「Manila galleon」「Global silver trade from the 16th to 19th centuries」
Wikipedia (according to the sources of each article)

Claims Supported by This Source
- Connected Acapulco and Manila from 1565 to 1815.
- Of 108 ships, 26 were captured by the enemy or sunk in wartime (e.g., the Santa Ana in 1587, the Covadonga in 1743).
- "Silver went around the world and made the world go round" (A historian's words quoted in "Global silver trade").
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