How many unsuccessful attempts were made to assassinate President Abraham Lincoln during his lifetime?

Abraham Lincoln was sometimes nicknamed 'Tycoon' by his staff. This term originated from a Japanese title meaning 'great prince/lord'. What was the original Japanese title?

What suggestion did 11-year-old Grace Bedell famously make to Abraham Lincoln that influenced his appearance?

Robert Lincoln, Abraham Lincoln's son, had an uncanny connection to presidential assassinations. How many US presidential assassinations was he present at?

The United States Secret Service was originally created for which purpose and how long before Abraham Lincoln's assassination?

Abraham Lincoln was known to suffer from 'melancholy', what condition do we commonly refer to this as today?

With whom did Abraham Lincoln famously exchange letters discussing shared views on labor exploitation?

During the Civil War, President Abraham Lincoln officially declared Thanksgiving a national holiday. In which year did this happen?

In his 1842 duel challenge, Abraham Lincoln chose which weapon, leveraging his unusual height?

Which future U.S. President, known for his conservation efforts, reportedly watched Abraham Lincoln's funeral procession as a child?