What is a warning or caution, or a formal legal notice to stop a proceeding?

Which walking stick shares its name with a striped Christmas candy? A university in Waltham, Massachusetts, is named for which Supreme Court justice, author of 1914's "Other People's Mone… A war in which 1726 novel started over an argument about which end to crack an egg? A 1675 war with the Indians was named for the Wampanoag leader called "King" what? Which Scottish warrior king was born on July 11, 1274, probably in Ayrshire? A wartime adviser to de Gaulle, who was president of France from 1969 to 1974? Which watch brand was introduced in the 1950s with TV "torture test" ads? Complete the proverb: "A watched pot never..." what?