I believe it was trade and industrialization.
<span>Multiparty system is beneficial to promoting the public good in four major ways. 1.A two-party system gives information in a way that is easy to understand and convenient to consume.
2. Two-party systems represent a larger variety of views and opinions.
3. Two-party systems discourage rapid shifts in political trends and climate.
4. Two-party systems encourage more political participation due to the ability to represent multiple opinions.</span>
Brutus' vision of republic is outdated. Diversity of opinion is vital for a republic.
It's necessary for a republic to have people who represent all kinds of people in it. Different classes live different lives, and it's hard for a person who belongs to one class to be aware of the needs, manners, interests of people from a different class. For this reason, diversity is a very important part of a republic.
A republic should <em>NOT</em> be made up of a small group of people who think in a similar way. On the contrary, it <em>should</em> be made up of people from different backgrounds, in order to better represent its people.
True, after WW2 the Germans lost 20ish percent of land.
The answer is Rain forest for this question