Here's 8 peaceful queens of each color:

After a lot of messing around, I snuck in a 9th white queen (black still at 8)

I'll keep looking for a way to do 9, but it may not be possible.

Here's 8 peaceful queens of each color:

After a lot of messing around, I snuck in a 9th white queen (black still at 8)

I'll keep looking for a way to do 9 for each side, but it may not be possible.

Here's 8 peaceful queens of each color:

I'll keep looking for a way to do 9, but it may not be possible.

Here's 8 peaceful queens of each color:

After a lot of messing around, I snuck in a 9th white queen (black still at 8)

I'll keep looking for a way to do 9, but it may not be possible.