Established during the middle ages, guilds were associations of skilled  artisans designed to institute quality standards, establish training programs, and set prices in industries such as glassblowing or masonry.  what most likely happened to the guild system following industrialization?  

Guild crafts became industrialized and were broken down to their individual components as small workshops were replaced by factories and assembly lines. Apprentices who worked for years to master a craft now would just need to learn an assembly step.

The primarily goals of the zapatistas of mexico in 1994 were land reform and redistribution. it is also included in their demands to have a greater political and cultural autonomy for the indigenous people of chiapas and the rest of mexico.

So  if  the sum of the enthalpies of the reactants is greater than the products, the  reaction  will be  exothermic.  if  the products side has a larger enthalpy, the  reaction  is  endothermic. you may wonder why  endothermic reactions, which soak up energy or enthalpy from the environment, even happen