This person suggested to analyze and interpret historical data objectively:

They say that history is the interpretation of facts in the light of the moment, through class struggle:

These are the main methods for studying history:

The study of historical perspectives (not necessarily historical events) is referred as:

It establishes that hypothesis are invented and have their origin from a problem exposed by a question:

It investigates human society as a result of productive activity:

Hypotheses are obtained through observing facts, meaning that laws are generalized from observable statements:

A historian should recognize a problem, collect all relevant information about the problem, formulate an hypothesis between historical factors and verify its athenticity to analyze and get to a conclusion.

All Social Sciences have not the same object of study.