What was Abū Bakr's chief success as caliph and to what did it contribute?​

His success was engaging in defensive warfare called jihad by attacking his Christian neighbors and expanding the empire. When he conquered areas he forced all people to convert or pay a special hefty tax because they were another religion.

Explanation:

What was Abū Bakr's chief success as caliph and to what did it contribute? His success was engaging in defensive warfare called jihad by attacking his Christian neighbors and expanding the empire. When he conquered areas he forced all people to convert or pay a special hefty tax because they were another religion.

Explanation:

the answer is a. laws were enacted in the aftermath of the plot to make it harder to free slaves,increasing sectionalism

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