There are official Italian reports on the situation of Libyan civilians. Regardless of whatever rosy picture they give, the short answer is, grim.
The RAF bombarded population centers with not insubstantial civilian casualties (absolute numbers are low by comparison to the UK or Germany, but so were the absolute population numbers - the Italian authorities tracked dead by race, BTW). When locations changed hands the Libyan Arabs went and murdered/raped/pillaged the colonizers, returning the favor of Graziani's genocidal campaign against the Senussia. Jews ended up in Giado concentration camp from 1942 onwards. Retaliatory killings saw in some cases apparently hundreds of Arabs shot. Civilians lost their homes and livelihoods (e.g. anyone living in Tobruk, or Bardia, colonists in Cyrenaica).
None of the campaign was pretty in social terms, and the idea that the desert war was somehow clean and didn't see civilians harmed (which originated in war time) is but a joke. Libya was a place that had been brutalized by the Italian colonization and terror warfare against the native population. The desert war was ladled on top of that.
Background The war in North Africa is often seen as having taken place on the ‘perfect battlefield’. Space for maneuver, no civilians or settlements to get in the way. Histories of the war conseque…
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All the best
Andreas