Answer:
The three smallest countries in the world are:
- Vatican City (it is a country)
- Monaco
- Nauru
Your answer would be 6 over 7 using the rose over run method
The answer to the missing blank above would be 'the Mongols'. The Mongols invaded Russia around 1300s, which arose to economic downfall and overall negative effect to Russia. Because of this, the Russian princes convened and fought to drive Mongols out of the country.
