In light of historical context( 1)marriage of aisha r.a was to strengthen ties with his bestfriend abu bakr siddiq r.a, 2) military campaings were against the kuffar after they initiated the flames of war first. It was the polytheists who kicked out muslims, who plundered the belongings of the muslims, so they started the animosity), these statements are seen with modern glasses. And the statements are intended as insults.
Why are they not accusing ancient jews of pedophilia or militarism? They dont because they are afraid to be labled as antisemitism, and jews would say hey listen that was the past.
It is purely used as insults.