Arrange the events in order from the earliest date to the latest place the earliest date at the top

1. Construction of the Great Wall of China (Began in 7th century BCE)

2. Invention of the printing press by Johannes Gutenberg (mid-15th century CE)
3. Start of World War II (1939-1945 CE)
4. Moon landing (Apollo 11) (1969 CE)
5. Fall of the Berlin Wall (1989 CE)
6. Invention of the internet (late 20th century CE)