Short answers, pulled from the story.
The year 1601 marked the first appearance of a short poem by William Shakespeare within a larger collection titled Love's Martyr. Robert Chester wrote this main work, and Richard Field printed it for Edward Blount, a London bookseller.
The Phoenix represents female perfection with the power to rise from ashes after death whereas the Turtledove symbolizes mortal devotion without resurrection. Their union created a perfect unity that transcended logic and material fact according to the text itself.
Queen Elizabeth I often wore personal badges featuring both the phoenix and pelican birds in portraits attributed to Nicholas Hilliard. Some scholars interpret these images as linking the queen to the immortal bird while Sir John Salusbury represents her people or perhaps the turtle dove.
A.B. Grosart first proposed in 1878 that Shakespeare wrote The Phoenix and the Turtle to distance himself from political trouble involving Essex. Robert Devereux Earl of Essex led a rebellion against Queen Elizabeth I that ended with his execution in early 1601.
Clara Longworth introduced a Catholic interpretation in her 1935 novel My Shakespeare Rise! suggesting the poem served as a secret eulogy for executed martyrs. St. Anne Line became a central figure in this reading after being executed at Tyburn in 1601 for harboring priests.