The first Secretary of State of US was: A. Hamilton B. Jefferson C. John Adams D. Christopher 💾 Save the Page as PDF: 📥𝐃𝐨𝐰𝐧𝐥𝐨𝐚𝐝 𝐍𝐨𝐰! Related Read more articles Previous PostThe first Ten Amendments to the Constitution of US ratified in 1791 are known as: Next PostThe Great Depression of 1929 lasted for: If the aforementioned Answer is Wrong. Leave a Reply with an authentic source.Cancel reply