The sooner the better.
How did immigration after the Civil War affect Texas culture?

For a long time following the Civil War, Texas was in strife, as its kin endeavored to comprehend political, social, and monetary issues delivered by the war. Liberation changed the work framework, and the finish of subjugation constrained a redefinition of the connection among blacks and whites. This applies for immigration

yellow fever and other tropical diseases

the use of email to replace slower surface mail.