hi.. Assuming you're asking why some personify countries as one's father versus one's mother (as apposed to why personify countries at all) there have been a few threads on this topic - check these out.

• Why do Germans refer to Germany as the Fatherland while Russians refers to Russia as the Motherland? What caused the different genders to be associated with the different countries? - includes links to a few other threads, including one with several examples from other countries

• Why is Germany called the 'Fatherland' and why is Russia called the 'Motherland'?

• Why did Russians in WW2 refer to Russia as the motherland? And why did the Germans refer to Germany as the fatherland in WW2?