Why did some employers replace women workers with men after WW1 ended?

large numbers of women were recruited into jobs vacated by men who had gone to fight in the war. New jobs were also created as part of the war effort, for example in munitions factories.  The high demand for weapons resulted in the munitions factories becoming the largest single employer of women during 1918. Though there was initial resistance to hiring women for what was seen as ‘men’s work’, the introduction of conscription  in 1916 made the need for women workers urgent. Around this time, the government began coordinating the employment of women through campaigns and recruitment drives

a change of venue is the legal term for moving a trial to a new location. a change of venue request because venue is improper means that the removing defendant believes that the case may not be in that venue because it is improper under procedural rules.