21st Century
Since the turn of the millennium, the construction of stealth ships have occurred. These are ships which employs stealth technology construction techniques in an effort to ensure that it is harder to detect by one or more of radar, visual, sonar, and infrared methods. These techniques borrow from stealth aircraft technology, although some aspects such as wake reduction are unique to stealth ships' design.
Some of the major social changes of this period include women becoming admirals in defensive navies, being allowed to work on submarines, and being appointed captains of cruise ships.
Read more about this topic: Maritime History
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“For dawn takes away a third part of your work, and advances a man on his journey, and advances him in his work.”
—Hesiod (c. 8th century B.C.)