in 1954 after the u. s had been involved in two additional wars world war 2 and the korean war the name of this holiday was changed from blank to blank in order to honer the brave soliders that had fought in all three wars.

In e. c. tolman's experiment, some rats were trained to run through mazes for standard food goals, while other rats were allowed to explore the mazes for 10 days without food goals or other rewards. later, when food rewards were placed in a box at the far end of the maze, the previously unrewarded rats reached the food box as quickly as the rewarded rats after only one or two trials. this experiment demonstrated that the rats had the ability to form of their surroundings.