What is one reason that workers joined together to form unions in the late 1800s?

One of the main reasons why workers joined together to form unions in the late 1800s was that the Industrial Revolution had led to many workers being gravely exploited--both physically and financially--by their employers. Forming unions allowed for them to successfully negotiate better terms of employment. 

Towns and small farms are usually for land, lakes, rivers, and seas.they also produce other food, like crops.it's also where animals are, where we get our meat.large plantations normally have forests, where crops are grown for sale. (similar to farms)plantations have larger fields of crops.our wine, sugar canes, and fruits come from plantations.