Which group of people first brought the 'Old English' language to Britain around the year 450 AD?

In the year 1066, William the Conqueror invaded England, leading to many words from which language being added to English?

The works of William Shakespeare were written during which period of the English language?

Which invention in the mid-1400s helped to standardize English spelling and grammar?

Which of these languages is considered the 'ancestor' or 'parent' of English, from which we get many basic words like 'mother', 'father', and 'three'?

The famous epic poem 'Beowulf' is the most well-known example of which stage of the English language?

During the Viking invasions between the 8th and 11th centuries, many words like 'sky', 'egg', and 'window' were added to English from which language?

Geoffrey Chaucer wrote 'The Canterbury Tales' during the 14th century. Which version of English was used during this time?

The 'Great Vowel Shift' was a major change in the history of English. What did it specifically change about the language?

Many scientific and medical words in English, such as 'biology' and 'appendix', come from which two ancient languages?