TREATIES (Thanks Captain2 for compiling them)
UCC:
Mexico-Trade + 5 turn NAP
France-Trade, NAP, 3 turn Defensive Pact
Texas-Trade Agreement+ 5 turn NAP
USA-5 turn NAP and trade
UK- 5 turn NAP
France:
Defensive Alliance with UK, Italy, Spain, and Portugal
UCC-Trade agreement, NAP, 2 turn Defensive Pact
Spain-Trade + 4 turn NAP
Mexico- 4 turn NAP
USA- 5 turn NAP
United Kingdom:
Defensive Alliance with France, Italy, Spain, and Portugal
UCC- 5 turn NAP
USA- Trade+ 5 turn NAP
Spain- 5 Turn NAP
Scandinavia- 5 turn NAP and trade
United States
Spain- Trade Agreement
UK- 5 turn NAP and trade
UCC-5 turn NAP and Trade
Texas-5 turn NAP and trade
France- 5 turn NAP
Spain
Defensive Alliance with France, Italy, UK, and Portugal
France- Trade+ 5 Turn NAP
UK-5 Turn NAP
Italy- Trade
USA-Trade
Italy
Defensive Alliance with France, UK, Spain, and Portugal
Spain-Trade
Argentina
Brazil- 6 turn non agression and trade
Texas
UCC-Trade+ 5 Turn NAP
USA- 5 Turn NAP and Trade
Brazil
Argentina- 6 turn NAP and Trade
Portugal
Defensive Alliance with France, UK, Italy, and Spain
China- Infinite NAP, Free use of Chinese ports, leased Hainan for 20 turns
China
Portugal- Infinite NAP, Free use of Chinese ports, leases Hainan for 20 turns
Scandinavia
UK- 5 turn NAP and trade
Germany- 5 turn NAP and trade
Germany
Defensive Alliance with Austria
Scandinavia- 5 turn NAP and trade
Austria
Defensive Alliance with Germany
Mexico
UCC- 5 turn NAP
France- 4 turn NAP
Updated with the diplo I found. New diplo is bolded. I didn't update the old diplo, i.e. change a 5 turn NAP to a 4 turn NAP because 1 turn passed.