original_query: What measures were taken in the sixteenth century to address the inability of informal courts to enforce their decisions in resolving disputes among traders?
query: What measures were taken in the sixteenth century to address the inability of informal courts to enforce their decisions in resolving disputes related to marine insurance?
answer: In the sixteenth century, due to the inability of informal courts (arbitrators chosen by disputing parties) to enforce their decisions in marine insurance disputes, traders began turning to formal courts for dispute resolution.