Lending to early modern monarchs could be very profitable, yet highly risky. International financiers unlocked the excess returns in sovereign debt markets by parceling out the risk and transferring it to downstream investors in exchange for financial intermediation fees. We link two sovereign...

Philip II of Spain accumulated debts equivalent to 60% of GDP. He also defaulted four times on his short-term loans, thus becoming the first serial defaulter in history. Contrary to a common view in the literature, we show that lending to the king was profitable even under worst-case scenario...