The mildest winters and hottest summers were found in the

The mildest winters and hottest summers were found in the "humid subtropical climate".

Explanation:

Humid sub-tropical climate refers to a climate zone seen by humid and hot summer, with cold or mild winters. Such climates usually lie on the south-east part of all continents, typically between 25 ° to 35 ° latitudes, and are situated from neighbouring tropical climates in a pole ward position.

According to the Koppen climates classification, the Cfa and Cwa climate zones are defined as humid sub-tropical or mild temperate climate.   The humid subtropical climate is mostly covered in the coastal south-eastern South Africa; east Asia from northern India to Japan via southern China; south-eastern United States, south-eastern South America and eastern Australia.

the han greatly expands the chinese empire. the han dynasty retains the centralized bureaucracy and unified political system of the qin but adopts and grafts upon this the confucian view that government should be run by educated, ethical men.

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