Wu Zetian, the former empress consort of Emperor Taizong, is the only Empress Regnant in Imperial Chinese history. Before he got into politics, Abraham Lincoln would occasionally wrestle for sport in Illinois. He was once considered one of the strongest men in the midwest. Thomas Jefferson was mortified of public speaking and delivered every State of the Union address to Congress in handwritten form. Ulysses S. Grant loved horses so much that when he once saw a teamster whipping a horse while on campaign, he ordered the man tied to the tree and left there for hours. In 2007, the Swiss army accidentally invaded Lichtenstein when they forgot where the border was during a training exercise. Elizabeth I used to reward British pirates who ransacked Spanish ships with titles or wealth, which spawned the concept of "privateers."