Which happened earlier: Route 66 established or Interstate Highway System created?

Question 1

Which happened earlier?

A Route 66 established ✓ Earlier

B Interstate Highway System created

Route 66 established (11 November 1926) came before Interstate Highway System created (29 June 1956)

Question 2

Which happened earlier?

A Preston Bypass opens

B Pennsylvania Turnpike opens ✓ Earlier

Pennsylvania Turnpike opens (1 October 1940) came before Preston Bypass opens (5 December 1958)

Question 3

Which happened earlier?

A M1 motorway opens

B First Autobahn section opens ✓ Earlier

First Autobahn section opens (24 September 1921) came before M1 motorway opens (5 November 1959)

Earlier #150