Restaurant/bar liability for intoxicated patrons who harm third parties, at common law through today (Dram shop law)

1 Break the topic down historically with reference to the earliest known legal rules (either in the US or English common law) of the selected topic (Dram shop law)

2 Provide examples of where those legal rules began to change.

3 Introduce the modern legal framework for the chosen topic (Dram shop law)

4 Indicate whether changes in the law have a negative or post-impact on exposure to liability in the relevant industry. please list the sites used.