The bill titled "Standing with Israel as it works to dismantle Iran's nuclear enrichment capabilities and defends itself against Iranian attacks on civilians," designated as H.Res. 521 in the 119th Congress and introduced on June 17, 2025, aims to express support for Israel in its efforts to dismantle Iran's nuclear enrichment capabilities and defend itself against Iranian attacks on civilians. The bill does not contain specific directives or actions proposed, focusing on a declaration of solidarity with Israel in these particular areas. Additional details or provisions beyond this expression of support are not provided in the available context.