The groups and issues that divide political parties change over time.
a sudden change in the arrangement of groups and issues is called a

A sudden change in the arrangement of groups and issues is called a realignment.

Explanation:

acts of terrorism occur globally. the united nations global counter-terrorism strategy was created in order to build adequate systems of support and solidarity with victims of terrorism. here´s a summary of the proposed key themes: the importance of giving victims a face and a voice; protecting their dignity; giving victims legal status and defending their legal rights; providing victims with medical, psycho-social and financial support; building solidarity with victims; improving media coverage of victims; and focusing on the link between victims and counter-terrorism efforts more generally.

what organizations did you select