Which happened earlier: Pac-Man released or Erie Canal opens?

Question 1

Which happened earlier?

A Pac-Man released

B Erie Canal opens ✓ Earlier

Erie Canal opens (26 October 1825) came before Pac-Man released (22 May 1980)

Question 2

Which happened earlier?

A First email sent ✓ Earlier

B Rubik's Cube invented

First email sent (1 January 1971) came before Rubik's Cube invented (1 January 1974)

Question 3

Which happened earlier?

A Tottenham Hotspur Stadium opens

B Shanghai Disneyland opens ✓ Earlier

Shanghai Disneyland opens (16 June 2016) came before Tottenham Hotspur Stadium opens (3 April 2019)

Earlier #195