Biography: Born in the wealthy Mellon family of Pennsylvania, Andrew Mellon built his father's bank T. Mellon & Sons into a financial giant with interests in the aluminium, oil, consumer electronics and financial industries.
Mellon also served as the third longest Secretary of the Treasury from March 4, 1921 to February 12, 1932 and later became the United States Ambassador to the United Kingdom from 1932-33.
During this time Mellon was a key negotiator on both the Allied nations and Germany's war debt.
In his day, Mellon was one of the wealthiest people in the United States, his wealth is estimated to have peaked at around $300–$400 million in 1929–30. He was also the third-highest income taxpayer in the mid-1920s, behind John D. Rockefeller and Henry Ford.
- 1923-01-19 UK Chancellor of the Exchequer Stanley Baldwin and US Secretary of the Treasury Andrew Mellon agree to reschedule repayment of Britain's $4.5 billion war debt over 62 years