Interesting Things with JC #1704: "Lincoln Wasn't the Only Target" – John Wilkes Booth killed President Abraham Lincoln while three other assassins moved against Vice President Andrew Johnson, Secretary of State William H. Seward, and General Ulysses S. Grant in a coordinated attempt to cripple the United States government in a single night. On July 5, 1865, President Andrew Johnson signed the order confirming the convictions of the conspirators who tried to assassinate not only Abraham Lincoln, but also the vice president, secretary of state, and commanding general in a single coordinated plot.

Interesting Things with JC #1701: "July 2, 1776 - The Day the Decision Was Made" – Congress was already directing a war against Great Britain while still debating whether the colonies should become independent. On July 2, 1776, delegates voted to make independence official, then immediately turned to editing the Declaration that would explain a decision that had already been made.

Interesting Things with JC #1702: "July 3rd, 1776 - The Message Had to Be Perfect" – Congress was rewriting Thomas Jefferson's Declaration of Independence after the colonies had already voted for independence, removing entire passages and reshaping its language before a single copy could be printed until the document became a statement meant for the world instead of one man's argument.

Interesting Things with JC #1707: "The Greeting Card Cure" – Millions of greeting cards keep arriving for a boy who recovered decades ago after a chain letter spread worldwide, and the outdated request continues circulating online long after the record, the illness, and the child himself are gone.

Interesting Things with JC #1703: "250 Years of the United States of America" – On July 4, 1776, Congress approved the final text of the Declaration of Independence and ordered it printed across the colonies. That decision launched a nation that, over the next 250 years, fought for its independence, wrote the world's oldest written national constitution still in continuous use, defeated tyranny, reached the Moon, and reshaped human history.

Interesting Things with JC #1708: "The System That Made Blood Banking Scalable" – Blood donations begin moving through a standardized collection and distribution system instead of depending on finding the right donor at the right time, and the same principles continue to shape modern blood banking more than 80 years later.

Interesting Things with JC #1706: "John Smeaton - The Hero of Glasgow"– A baggage handler runs toward a burning Jeep after it crashes into Glasgow Airport and joins travelers, airport workers, and police in stopping a terrorist attack before the explosives can cause the devastation that was intended, then spends the years that follow making sure the other people who charged in beside him are remembered too.

Interesting Things with JC #1705: "Tara Westover, the Girl Who Taught Herself to Study" – Tara Westover opened an algebra book to prepare for the ACT even though she had never attended school, and each lesson she taught herself uncovered just how much of the world had been missing from her education.