library(plotly)
## Warning: package 'plotly' was built under R version 3.6.3
## Loading required package: ggplot2
## 
## Attaching package: 'plotly'
## The following object is masked from 'package:ggplot2':
## 
##     last_plot
## The following object is masked from 'package:stats':
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##     filter
## The following object is masked from 'package:graphics':
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##     layout
library(dplyr)
## 
## Attaching package: 'dplyr'
## The following objects are masked from 'package:stats':
## 
##     filter, lag
## The following objects are masked from 'package:base':
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##     intersect, setdiff, setequal, union
df1 <- df%>%group_by(country)%>%summarize(total_death = sum(death))
fig <- plot_ly(df1, x = ~country, y = ~total_death) 

fig
## No trace type specified:
##   Based on info supplied, a 'bar' trace seems appropriate.
##   Read more about this trace type -> https://plot.ly/r/reference/#bar

Note that the echo = FALSE parameter was added to the code chunk to prevent printing of the R code that generated the plot.