Please capitalize where necessary: jakob is a popular speaker, facilitator and teacher and has contributed to conferences and workshops in a number of countries, including the united kingdom, the united states, poland and iceland, as well as international organisations, such as the european union, the united nations and the oecd.
A: Jakob is a popular speaker, facilitator and teacher and has contributed to conferences and workshops in a number of countries, including the United Kingdom, the United States, Poland and Iceland, as well as international organisations, such as the European Union, the United Nations and the OECD.

Please capitalize where necessary: to begin your free file analysis, simply drag-and-drop your u98 file inside the dotted lines below, or click "browse my computer" and select your file.
A: To begin your free file analysis, simply drag-and-drop your U98 file inside the dotted lines below, or click "Browse My Computer" and select your file.

Please capitalize where necessary: you can set the width of the widget by editing the width: in pixels in the html code.
A: You can set the width of the widget by editing the width: in pixels in the html code.

Please capitalize where necessary: during the period 1450-1900 is estimated that the slave trade took around 11.7 million african men from their residence to europe and the two americas. (mc kay's 581. mats bladh, economic history in 1995, say around 9.7 million by the year 1870, p 37).
A:
During the period 1450-1900 is estimated that the slave trade took around 11.7 million African men from their residence to Europe and the two Americas. (Mc Kay's 581. Mats Bladh, Economic History in 1995, say around 9.7 million by the year 1870, p 37).