Would the NASA spacecraft landing on Mars be somehow related to the Republican victory in Congress of 1994?

Answer 1

I don't see any connection between the two.

http://www.enchantedlearning.com/subjects/astronomy/planets/mars/spacecraftmars.shtml

Answer 2

Like if Congress helped in the cost of the development

Answer 3

Congress had been funding the NASA program since the 1960s (or earlier) and continued to do so into the 21st century.

Please note the timeline in the above link.