Misc: what did dice players call a six in the old west?

Questions

Soyuz 13 launched into earth orbit for 8 days.?

Soviet Premier Alexei Kosygin suffered a fatal heart attack at 76.?

UN Security Council unanimously condemns 'acts of hostage-taking'.?

Philip V, first Bourbon king of Spain (1700-46)?

Robinson Crusoe leaves his island after 28 years (as per Defoe).?