Source A: Excerpt from a historical account

'Jewish communities in medieval England were often subject to both protection and persecution. They were granted certain rights, such as the ability to practice their religion and conduct trade, but also faced restrictions and anti-Semitic violence. Over time, their legal status fluctuated, affecting their security and social standing.' Provenance: Modern historian summarizing the general experience of Jews in medieval England.

Source B: Extract from a legal document

'It is decreed that all Jews shall leave the kingdom by the end of the year, and no Jew shall return without royal permission.' Provenance: Official royal decree from the 13th century.

Source C: Testimonial from a Jewish merchant

'Despite the hardships, we maintained our faith and traded with neighboring communities, which allowed us to survive and contribute to the local economy.' Provenance: Oral history from a descendant of a Jewish merchant, 17th century.

Reflect on the overall experience of Jewish communities in Britain from medieval to early modern times, considering both their contributions and challenges faced. Use the sources and your own knowledge to support your answer.