Others thought that the Reagan administration's decision to put medium-range cruise and Pershing nuclear missiles in Europe was mistaken.
That myth was exploded after analyses revealed the engine would more likely be used to power a new generation of long-range Chinese cruise missiles.
When asked, some study participants expressed strong interest in having a vehicle that could drive itself, particularly for long trips when lane centering and full-speed range adaptive cruise control could help lighten the driver's workload.
ENGADGET: Cadillac road tests self-driving Super Cruise tech, could hit highways by mid-decade
Yet, its diversified revenue streams, which range from a cruise line to an gaming unit, offer a broad read on how consumers are faring worldwide.
In comparison to ballistic missiles, cruise missiles have less range and smaller payloads.
The government says it looked at other nuclear-deterrent systems, including launching adapted Trident missiles from land or ships, or firing cruise missiles from long-range aircraft.
ECONOMIST: The decision to renew Trident was a foregone conclusion
The proliferation of long-range strike systems, particularly ballistic and cruise missiles, could allow an aggressor to launch a surprise mass attack on these target sets.
And most important, it would have packed an explosive amount of long-range firepower, being able to launch some 500 cruise missiles.
While you can always insert a local SIM card into your phone for use when you are in port, this will not help you if you are on a cruise ship at sea and out of range of a local carrier.
These include: eight sophisticated diesel submarines, advanced SU-30 fighter aircraft, modern air-to-air and air-to-surface weapons, supersonic anti-ship cruise missiles and as many as 350 short- and medium-range ballistic missiles.
In 1983, the issue was whether the NATO alliance would proceed with its agreed plan to deploy hundreds of Pershing II ballistic missiles and Ground-Launched Cruise Missiles in five Western European nations (collectively known as Intermediate-range Nuclear Forces or INF).
Cruise for hours at a battery-draining 80 mph without nervously eyeing the range indicator every five seconds.
The U.S. Coast Guard inspects each cruise ship that docks in the U.S. every year for a range of issues, from operation of backup generators to the lifeboats.
Andrew Krepinevich, a radical defence analyst whose thinking has been endorsed, in part, by Mr Rumsfeld, cites several weapon systems which deserve higher priority: long-range bombers, missiles and unmanned aircraft, ships designed for coastal warfare, and submarines which can fire cruise missiles.
"Our industry continues to actively identify a range of measures that will improve the safety of passengers and crew, which is the top priority of the cruise industry, " Christine Duffy, president and CEO of CLIA, said in a statement announcing the new safety policies.
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