U.S., April 18 -- The US is targeting Cuba with additional sanctions, including restricting travel to the island nation, limiting remittances, and sanctioning additional entities, White House national security adviser John Bolton said.

US citizens sending remittances to Cuba will be limited t $1,000 per person per quarter, Bolton said on Wednesday. Non-family travel will be restricted to reduce "veiled tourism" that benefits the Cuban government and military, he added.

"Through the Treasury Department, we will also implement changes to end the use of 'U-turn transactions,' which allow the regime to circumvent sanctions and obtain access to hard currency and the US banking system," Bolton said in a speech to veterans of the 1961 Bay of P...