Previous practices had required ships to withstand the flooding of a single forward hold, but did not guard against situations where two holds would flood.

A delay to fight here would mean we would have to make a faster passage, which would require different ships.

We can traverse space with a thought in an instant; you require ships and decades of time," Indigo announced.

We have the power to devastate a world, but it requires ships and men and bombs.

In 1906, laws were passed requiring foreign ships visiting British ports to be marked with a load line.

Those require ships, and ships are easier to sink than it is to destroy a fighting division.

Additionally Britain required Irish ships to operate under their 'navicert' system.

Some regions (e.g., California) already require ships switch to cleaner fuel when in their local waters.

Since then, it has required commercial ships to give the Coast Guard information about crews and cargo at least 96 hours before docking.

The expansion of the Romanian Navy during the interwar period required more training facilities and ships.